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Mathematics Quiz - Class 9 Mathematics Easy Level 46 Quiz

Question 1/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(4,7,10,13,\ldots\) का अगला पद क्या है?

What is the next term of the sequence \(4,7,10,13,\ldots\)?

Explanation opens after your attempt

Correct Answer

A. (16)

Step 1

Concept

Each term increases by (3). Add the same difference to the last term to get the next term.

Step 2

Why this answer is correct

The correct answer is A. (16). Each term increases by (3). Add the same difference to the last term to get the next term.

Step 3

Exam Tip

हर बार (3) जोड़ा जा रहा है। अगला पद निकालने के लिए अंतिम पद में वही अंतर जोड़ें।

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Question 2/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(60,55,50,45,\ldots\) का अगला पद क्या होगा?

What will be the next term of \(60,55,50,45,\ldots\)?

Explanation opens after your attempt

Correct Answer

B. (40)

Step 1

Concept

Each term decreases by (5). So (45-5=40) is the next term.

Step 2

Why this answer is correct

The correct answer is B. (40). Each term decreases by (5). So (45-5=40) is the next term.

Step 3

Exam Tip

हर बार (5) घट रहा है। इसलिए (45-5=40) अगला पद है।

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Question 3/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(3,9,27,81,\ldots\) में अगला पद क्या है?

What is the next term in \(3,9,27,81,\ldots\)?

Explanation opens after your attempt

Correct Answer

C. (243)

Step 1

Concept

Each term is (3) times the previous term. \(81\times3=243\).

Step 2

Why this answer is correct

The correct answer is C. (243). Each term is (3) times the previous term. \(81\times3=243\).

Step 3

Exam Tip

हर पद पिछले पद का (3) गुना है। \(81\times3=243\) होगा।

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Question 4/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(1,5,9,13,\ldots\) का अगला पद क्या होगा?

What will be the next term of \(1,5,9,13,\ldots\)?

Explanation opens after your attempt

Correct Answer

D. (17)

Step 1

Concept

Each term increases by (4). Therefore (13+4=17).

Step 2

Why this answer is correct

The correct answer is D. (17). Each term increases by (4). Therefore (13+4=17).

Step 3

Exam Tip

हर बार (4) बढ़ रहा है। इसलिए (13+4=17) है।

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Question 5/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(6,12,18,\Box,30\) में खाली स्थान का मान क्या है?

What is the missing value in \(6,12,18,\Box,30\)?

Explanation opens after your attempt

Correct Answer

A. (24)

Step 1

Concept

Each term increases by (6). After (18), (24) comes.

Step 2

Why this answer is correct

The correct answer is A. (24). Each term increases by (6). After (18), (24) comes.

Step 3

Exam Tip

हर बार (6) जोड़ा जा रहा है। (18) के बाद (24) आएगा।

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Question 6/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(100,90,\Box,70,60\) में खाली स्थान पर कौन सा पद आएगा?

Which term will come in the blank in \(100,90,\Box,70,60\)?

Explanation opens after your attempt

Correct Answer

B. (80)

Step 1

Concept

Each term decreases by (10). After (90), (80) comes.

Step 2

Why this answer is correct

The correct answer is B. (80). Each term decreases by (10). After (90), (80) comes.

Step 3

Exam Tip

हर बार (10) घट रहा है। (90) के बाद (80) आएगा।

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Question 7/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

यदि क्रम का नियम \(a_n=4n\) है, तो \(a_5\) क्या होगा?

If the sequence rule is \(a_n=4n\), what is \(a_5\)?

Explanation opens after your attempt

Correct Answer

C. (20)

Step 1

Concept

Putting (n=5), (a_5=4(5)=20). Substitute the correct position number in the rule.

Step 2

Why this answer is correct

The correct answer is C. (20). Putting (n=5), (a_5=4(5)=20). Substitute the correct position number in the rule.

Step 3

Exam Tip

(n=5) रखने पर (a_5=4(5)=20) है। नियम में सही स्थान संख्या रखें।

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Question 8/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

यदि \(a_n=n^2+1\) है, तो \(a_3\) का मान क्या है?

If \(a_n=n^2+1\), what is the value of \(a_3\)?

Explanation opens after your attempt

Correct Answer

D. (10)

Step 1

Concept

Putting (n=3), \(a_3=3^2+1=10\). Square first, then add.

Step 2

Why this answer is correct

The correct answer is D. (10). Putting (n=3), \(a_3=3^2+1=10\). Square first, then add.

Step 3

Exam Tip

(n=3) रखने पर \(a_3=3^2+1=10\) है। पहले वर्ग निकालें, फिर जोड़ करें।

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Question 9/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(11,16,21,26,\ldots\) में समान अंतर क्या है?

What is the common difference in \(11,16,21,26,\ldots\)?

Explanation opens after your attempt

Correct Answer

A. (5)

Step 1

Concept

The difference between consecutive terms is (16-11=5). Subtract nearby terms to find the common difference.

Step 2

Why this answer is correct

The correct answer is A. (5). The difference between consecutive terms is (16-11=5). Subtract nearby terms to find the common difference.

Step 3

Exam Tip

लगातार पदों का अंतर (16-11=5) है। समान अंतर के लिए पास-पास के दो पद घटाएँ।

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Question 10/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(42,36,30,24,\ldots\) में समान अंतर क्या है?

What is the common difference in \(42,36,30,24,\ldots\)?

Explanation opens after your attempt

Correct Answer

B. (-6)

Step 1

Concept

Each term decreases by (6). Therefore the common difference is (-6).

Step 2

Why this answer is correct

The correct answer is B. (-6). Each term decreases by (6). Therefore the common difference is (-6).

Step 3

Exam Tip

हर बार (6) घट रहा है। इसलिए समान अंतर (-6) है।

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Question 11/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(2,6,18,54,\ldots\) में प्रत्येक पद पिछले पद से कैसे प्राप्त होता है?

How is each term obtained from the previous term in \(2,6,18,54,\ldots\)?

Explanation opens after your attempt

Correct Answer

C. (3) से गुणा करकेBy multiplying by (3)

Step 1

Concept

Each term is (3) times the previous term. Compare nearby terms to identify the rule.

Step 2

Why this answer is correct

The correct answer is C. (3) से गुणा करके / By multiplying by (3). Each term is (3) times the previous term. Compare nearby terms to identify the rule.

Step 3

Exam Tip

हर पद पिछले पद का (3) गुना है। पास-पास के पदों की तुलना करके नियम पहचानें।

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Question 12/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(80,40,20,10,\ldots\) में प्रत्येक पद पिछले पद से कैसे प्राप्त होता है?

How is each term obtained from the previous term in \(80,40,20,10,\ldots\)?

Explanation opens after your attempt

Correct Answer

D. (2) से भाग देकरBy dividing by (2)

Step 1

Concept

Each term is half of the previous term. So the rule is dividing by (2).

Step 2

Why this answer is correct

The correct answer is D. (2) से भाग देकर / By dividing by (2). Each term is half of the previous term. So the rule is dividing by (2).

Step 3

Exam Tip

हर पद पिछले पद का आधा है। इसलिए नियम (2) से भाग देना है।

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Question 13/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(1,4,9,16,25,\ldots\) में अगला पद क्या होगा?

What will be the next term in \(1,4,9,16,25,\ldots\)?

Explanation opens after your attempt

Correct Answer

A. (36)

Step 1

Concept

These are square numbers. After \(25=5^2\), \(6^2=36\) comes.

Step 2

Why this answer is correct

The correct answer is A. (36). These are square numbers. After \(25=5^2\), \(6^2=36\) comes.

Step 3

Exam Tip

ये वर्ग संख्याएँ हैं। \(25=5^2\) के बाद \(6^2=36\) आएगा।

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Question 14/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(1,8,27,64,125,\ldots\) का अगला पद क्या है?

What is the next term of \(1,8,27,64,125,\ldots\)?

Explanation opens after your attempt

Correct Answer

B. (216)

Step 1

Concept

These are cube numbers. After \(125=5^3\), \(6^3=216\) comes.

Step 2

Why this answer is correct

The correct answer is B. (216). These are cube numbers. After \(125=5^3\), \(6^3=216\) comes.

Step 3

Exam Tip

ये घन संख्याएँ हैं। \(125=5^3\) के बाद \(6^3=216\) होगा।

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Question 15/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(2,4,7,11,16,\ldots\) का अगला पद क्या है?

What is the next term of \(2,4,7,11,16,\ldots\)?

Explanation opens after your attempt

Correct Answer

C. (22)

Step 1

Concept

The differences are (2,3,4,5). The next difference is (6), so (16+6=22).

Step 2

Why this answer is correct

The correct answer is C. (22). The differences are (2,3,4,5). The next difference is (6), so (16+6=22).

Step 3

Exam Tip

अंतर (2,3,4,5) हैं। अगला अंतर (6) होगा, इसलिए (16+6=22)।

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Question 16/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(30,29,27,24,20,\ldots\) का अगला पद क्या होगा?

What will be the next term of \(30,29,27,24,20,\ldots\)?

Explanation opens after your attempt

Correct Answer

D. (15)

Step 1

Concept

The subtractions are (1,2,3,4), so the next subtraction is (5). (20-5=15).

Step 2

Why this answer is correct

The correct answer is D. (15). The subtractions are (1,2,3,4), so the next subtraction is (5). (20-5=15).

Step 3

Exam Tip

घटाव (1,2,3,4) है और अगला घटाव (5) होगा। (20-5=15) है।

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Question 17/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(1,1,2,3,5,8,\ldots\) का अगला पद क्या है?

What is the next term of \(1,1,2,3,5,8,\ldots\)?

Explanation opens after your attempt

Correct Answer

A. (13)

Step 1

Concept

Each new term is the sum of the previous two terms. (5+8=13) is the next term.

Step 2

Why this answer is correct

The correct answer is A. (13). Each new term is the sum of the previous two terms. (5+8=13) is the next term.

Step 3

Exam Tip

हर नया पद पिछले दो पदों का योग है। (5+8=13) अगला पद है।

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Question 18/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(4,5,9,14,23,\ldots\) में अगला पद क्या होगा?

What will be the next term in \(4,5,9,14,23,\ldots\)?

Explanation opens after your attempt

Correct Answer

B. (37)

Step 1

Concept

Here (9=4+5), (14=5+9), and (23=9+14). The next term is (14+23=37).

Step 2

Why this answer is correct

The correct answer is B. (37). Here (9=4+5), (14=5+9), and (23=9+14). The next term is (14+23=37).

Step 3

Exam Tip

यहाँ (9=4+5), (14=5+9), (23=9+14) है। अगला पद (14+23=37) होगा।

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Question 19/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

कौन सा क्रम हर बार (4) घटाकर बनाया गया है?

Which sequence is formed by subtracting (4) each time?

Explanation opens after your attempt

Correct Answer

A. (32,28,24,20)

Step 1

Concept

In (32,28,24,20), (4) is subtracted each time. Check the difference carefully in decreasing sequences.

Step 2

Why this answer is correct

The correct answer is A. (32,28,24,20). In (32,28,24,20), (4) is subtracted each time. Check the difference carefully in decreasing sequences.

Step 3

Exam Tip

(32,28,24,20) में हर बार (4) घटता है। घटते क्रम में अंतर ध्यान से देखें।

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Question 20/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

कौन सा क्रम (6) के गुणजों का है?

Which sequence is a sequence of multiples of (6)?

Explanation opens after your attempt

Correct Answer

B. (6,12,18,24)

Step 1

Concept

(6,12,18,24) are all multiples of (6). In a multiples sequence, the first term and difference both help.

Step 2

Why this answer is correct

The correct answer is B. (6,12,18,24). (6,12,18,24) are all multiples of (6). In a multiples sequence, the first term and difference both help.

Step 3

Exam Tip

(6,12,18,24) सभी (6) के गुणज हैं। गुणजों के क्रम में पहला पद और अंतर दोनों उपयोगी संकेत देते हैं।

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Question 21/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

कौन सा क्रम घन संख्याओं का है?

Which sequence is a sequence of cube numbers?

Explanation opens after your attempt

Correct Answer

C. (1,8,27,64)

Step 1

Concept

(1,8,27,64) are \(1^3,2^3,3^3,4^3\). Cube numbers form a recognizable pattern.

Step 2

Why this answer is correct

The correct answer is C. (1,8,27,64). (1,8,27,64) are \(1^3,2^3,3^3,4^3\). Cube numbers form a recognizable pattern.

Step 3

Exam Tip

(1,8,27,64) क्रमशः \(1^3,2^3,3^3,4^3\) हैं। घन संख्याओं को पहचानना आसान पैटर्न है।

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Question 22/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

यदि \(a_n=3n+2\) है, तो \(a_4\) क्या होगा?

If \(a_n=3n+2\), what will \(a_4\) be?

Explanation opens after your attempt

Correct Answer

A. (14)

Step 1

Concept

Putting (n=4), (a_4=3(4)+2=14). Multiply first, then add.

Step 2

Why this answer is correct

The correct answer is A. (14). Putting (n=4), (a_4=3(4)+2=14). Multiply first, then add.

Step 3

Exam Tip

(n=4) रखने पर (a_4=3(4)+2=14) है। पहले गुणा करें, फिर जोड़ें।

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Question 23/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

यदि \(a_n=2n^2\) है, तो \(a_3\) का मान क्या है?

If \(a_n=2n^2\), what is the value of \(a_3\)?

Explanation opens after your attempt

Correct Answer

B. (18)

Step 1

Concept

Putting (n=3), (a_3=2\(3^2\)=18). Square before multiplying.

Step 2

Why this answer is correct

The correct answer is B. (18). Putting (n=3), (a_3=2\(3^2\)=18). Square before multiplying.

Step 3

Exam Tip

(n=3) रखने पर (a_3=2\(3^2\)=18) है। वर्ग को गुणा से पहले निकालें।

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Question 24/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

यदि \(a_n=12-n\) है, तो \(a_5\) क्या होगा?

If \(a_n=12-n\), what will \(a_5\) be?

Explanation opens after your attempt

Correct Answer

C. (7)

Step 1

Concept

Putting (n=5), \(a_5=12-5=7\). Be careful with the order in subtraction.

Step 2

Why this answer is correct

The correct answer is C. (7). Putting (n=5), \(a_5=12-5=7\). Be careful with the order in subtraction.

Step 3

Exam Tip

(n=5) रखने पर \(a_5=12-5=7\) है। घटाव में क्रम का ध्यान रखें।

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Question 25/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

यदि \(a_n=5n-2\) है, तो पहला पद \(a_1\) क्या है?

If \(a_n=5n-2\), what is the first term \(a_1\)?

Explanation opens after your attempt

Correct Answer

D. (3)

Step 1

Concept

Putting (n=1), (a_1=5(1)-2=3). Use (n=1) to find the first term.

Step 2

Why this answer is correct

The correct answer is D. (3). Putting (n=1), (a_1=5(1)-2=3). Use (n=1) to find the first term.

Step 3

Exam Tip

(n=1) रखने पर (a_1=5(1)-2=3) है। पहला पद निकालने के लिए (n=1) रखें।

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Question 26/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

नियम \(a_n=4n-1\) से बनने वाले पहले चार पद कौन से हैं?

What are the first four terms formed by \(a_n=4n-1\)?

Explanation opens after your attempt

Correct Answer

A. (3,7,11,15)

Step 1

Concept

Putting (n=1,2,3,4) gives (3,7,11,15). Start with (n=1) for the first four terms.

Step 2

Why this answer is correct

The correct answer is A. (3,7,11,15). Putting (n=1,2,3,4) gives (3,7,11,15). Start with (n=1) for the first four terms.

Step 3

Exam Tip

(n=1,2,3,4) रखने पर (3,7,11,15) मिलते हैं। पहले चार पदों के लिए (n=1) से शुरू करें।

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Question 27/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

नियम \(a_n=n^2-1\) से बनने वाले पहले तीन पद कौन से हैं?

What are the first three terms formed by \(a_n=n^2-1\)?

Explanation opens after your attempt

Correct Answer

B. (0,3,8)

Step 1

Concept

Putting (n=1,2,3) gives (0,3,8). Square (n) each time and subtract (1).

Step 2

Why this answer is correct

The correct answer is B. (0,3,8). Putting (n=1,2,3) gives (0,3,8). Square (n) each time and subtract (1).

Step 3

Exam Tip

(n=1,2,3) रखने पर (0,3,8) मिलते हैं। हर बार (n) का वर्ग लेकर (1) घटाएँ।

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Question 28/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

नियम \(a_n=2^n\) से बनने वाले पहले चार पद कौन से हैं?

What are the first four terms formed by \(a_n=2^n\)?

Explanation opens after your attempt

Correct Answer

C. (2,4,8,16)

Step 1

Concept

Putting (n=1,2,3,4) gives (2,4,8,16). In an exponent rule, (n) is the power position.

Step 2

Why this answer is correct

The correct answer is C. (2,4,8,16). Putting (n=1,2,3,4) gives (2,4,8,16). In an exponent rule, (n) is the power position.

Step 3

Exam Tip

(n=1,2,3,4) रखने पर (2,4,8,16) मिलते हैं। घात वाले नियम में (n) घात का स्थान है।

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Question 29/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(8,12,16,20,\ldots\) का (6)वाँ पद क्या है?

What is the (6)th term of \(8,12,16,20,\ldots\)?

Explanation opens after your attempt

Correct Answer

D. (28)

Step 1

Concept

Each term increases by (4). In (8,12,16,20,24,28), the (6)th term is (28).

Step 2

Why this answer is correct

The correct answer is D. (28). Each term increases by (4). In (8,12,16,20,24,28), the (6)th term is (28).

Step 3

Exam Tip

हर बार (4) बढ़ता है। (8,12,16,20,24,28) में (6)वाँ पद (28) है।

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Question 30/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(90,84,78,72,\ldots\) का (6)वाँ पद क्या है?

What is the (6)th term of \(90,84,78,72,\ldots\)?

Explanation opens after your attempt

Correct Answer

A. (60)

Step 1

Concept

Each term decreases by (6). In (90,84,78,72,66,60), the (6)th term is (60).

Step 2

Why this answer is correct

The correct answer is A. (60). Each term decreases by (6). In (90,84,78,72,66,60), the (6)th term is (60).

Step 3

Exam Tip

हर बार (6) घटता है। (90,84,78,72,66,60) में (6)वाँ पद (60) है।

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Question 31/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(5,10,15,20,\ldots\) में (35) कौन सा पद है?

In \(5,10,15,20,\ldots\), which term is (35)?

Explanation opens after your attempt

Correct Answer

B. (7)वाँ(7)th

Step 1

Concept

This is a sequence of multiples of (5). Since \(35=5\times7\), it is the (7)th term.

Step 2

Why this answer is correct

The correct answer is B. (7)वाँ / (7)th. This is a sequence of multiples of (5). Since \(35=5\times7\), it is the (7)th term.

Step 3

Exam Tip

यह (5) के गुणजों का क्रम है। \(35=5\times7\), इसलिए यह (7)वाँ पद है।

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Question 32/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(3,7,11,15,\ldots\) में (19) कौन सा पद है?

In \(3,7,11,15,\ldots\), which term is (19)?

Explanation opens after your attempt

Correct Answer

C. (5)वाँ(5)th

Step 1

Concept

The sequence is (3,7,11,15,19). So (19) is the fifth term.

Step 2

Why this answer is correct

The correct answer is C. (5)वाँ / (5)th. The sequence is (3,7,11,15,19). So (19) is the fifth term.

Step 3

Exam Tip

क्रम (3,7,11,15,19) है। इसलिए (19) पाँचवाँ पद है।

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Question 33/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(48,44,40,36,\ldots\) में (32) कौन सा पद है?

In \(48,44,40,36,\ldots\), which term is (32)?

Explanation opens after your attempt

Correct Answer

D. (5)वाँ(5)th

Step 1

Concept

The sequence is (48,44,40,36,32). Therefore (32) is the fifth term.

Step 2

Why this answer is correct

The correct answer is D. (5)वाँ / (5)th. The sequence is (48,44,40,36,32). Therefore (32) is the fifth term.

Step 3

Exam Tip

क्रम (48,44,40,36,32) है। इसलिए (32) पाँचवाँ पद है।

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Question 34/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

किस क्रम में (18) तीसरा पद है?

In which sequence is (18) the third term?

Explanation opens after your attempt

Correct Answer

A. (6,12,18,24)

Step 1

Concept

In (6,12,18,24), the third term is (18). Counting terms in order is important.

Step 2

Why this answer is correct

The correct answer is A. (6,12,18,24). In (6,12,18,24), the third term is (18). Counting terms in order is important.

Step 3

Exam Tip

(6,12,18,24) में तीसरा पद (18) है। पदों को क्रम से गिनना जरूरी है।

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Question 35/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

कौन सा क्रम (7) से शुरू होकर हर बार (5) जोड़ता है?

Which sequence starts with (7) and adds (5) each time?

Explanation opens after your attempt

Correct Answer

B. (7,12,17,22)

Step 1

Concept

In (7,12,17,22), (5) is added each time. Check both the first term and the difference.

Step 2

Why this answer is correct

The correct answer is B. (7,12,17,22). In (7,12,17,22), (5) is added each time. Check both the first term and the difference.

Step 3

Exam Tip

(7,12,17,22) में हर बार (5) जोड़ा जाता है। पहले पद और अंतर दोनों जाँचें।

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Question 36/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

कौन सा क्रम (64) से शुरू होकर हर बार (8) घटाता है?

Which sequence starts with (64) and subtracts (8) each time?

Explanation opens after your attempt

Correct Answer

C. (64,56,48,40)

Step 1

Concept

In (64,56,48,40), (8) is subtracted each time. Check the rule on consecutive terms.

Step 2

Why this answer is correct

The correct answer is C. (64,56,48,40). In (64,56,48,40), (8) is subtracted each time. Check the rule on consecutive terms.

Step 3

Exam Tip

(64,56,48,40) में हर बार (8) घटता है। नियम को लगातार पदों पर जाँचें।

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Question 37/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(13,17,21,25,\ldots\) में \(a_3\) क्या है?

In the sequence \(13,17,21,25,\ldots\), what is \(a_3\)?

Explanation opens after your attempt

Correct Answer

D. (21)

Step 1

Concept

\(a_3\) represents the third term. In this sequence, the third term is (21).

Step 2

Why this answer is correct

The correct answer is D. (21). \(a_3\) represents the third term. In this sequence, the third term is (21).

Step 3

Exam Tip

\(a_3\) तीसरे पद को दर्शाता है। इस क्रम में तीसरा पद (21) है।

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Question 38/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(70,63,56,49,\ldots\) में \(a_4\) क्या है?

In the sequence \(70,63,56,49,\ldots\), what is \(a_4\)?

Explanation opens after your attempt

Correct Answer

A. (49)

Step 1

Concept

\(a_4\) represents the fourth term. Here the fourth term is (49).

Step 2

Why this answer is correct

The correct answer is A. (49). \(a_4\) represents the fourth term. Here the fourth term is (49).

Step 3

Exam Tip

\(a_4\) चौथे पद को दर्शाता है। यहाँ चौथा पद (49) है।

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Question 39/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(2,11,20,29,\ldots\) में \(a_2\) क्या है?

In the sequence \(2,11,20,29,\ldots\), what is \(a_2\)?

Explanation opens after your attempt

Correct Answer

B. (11)

Step 1

Concept

\(a_2\) is the second term. In this sequence, the second term is (11).

Step 2

Why this answer is correct

The correct answer is B. (11). \(a_2\) is the second term. In this sequence, the second term is (11).

Step 3

Exam Tip

\(a_2\) दूसरा पद होता है। इस क्रम में दूसरा पद (11) है।

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Question 40/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(18,24,30,36,\ldots\) में \(a_1\) क्या है?

In the sequence \(18,24,30,36,\ldots\), what is \(a_1\)?

Explanation opens after your attempt

Correct Answer

C. (18)

Step 1

Concept

\(a_1\) is the first term. In this sequence, the first term is (18).

Step 2

Why this answer is correct

The correct answer is C. (18). \(a_1\) is the first term. In this sequence, the first term is (18).

Step 3

Exam Tip

\(a_1\) पहला पद होता है। इस क्रम में पहला पद (18) है।

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Question 41/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(1,3,6,10,15,\ldots\) का अगला पद क्या है?

What is the next term of \(1,3,6,10,15,\ldots\)?

Explanation opens after your attempt

Correct Answer

D. (21)

Step 1

Concept

The differences are (2,3,4,5). The next difference is (6), so (15+6=21).

Step 2

Why this answer is correct

The correct answer is D. (21). The differences are (2,3,4,5). The next difference is (6), so (15+6=21).

Step 3

Exam Tip

अंतर (2,3,4,5) हैं। अगला अंतर (6) होगा, इसलिए (15+6=21)।

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Question 42/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(2,5,10,17,26,\ldots\) का अगला पद क्या होगा?

What will be the next term of \(2,5,10,17,26,\ldots\)?

Explanation opens after your attempt

Correct Answer

A. (37)

Step 1

Concept

The differences are (3,5,7,9). The next difference is (11), so (26+11=37).

Step 2

Why this answer is correct

The correct answer is A. (37). The differences are (3,5,7,9). The next difference is (11), so (26+11=37).

Step 3

Exam Tip

अंतर (3,5,7,9) हैं। अगला अंतर (11) होगा, इसलिए (26+11=37)।

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Question 43/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(5,7,10,14,19,\ldots\) का अगला पद क्या है?

What is the next term of \(5,7,10,14,19,\ldots\)?

Explanation opens after your attempt

Correct Answer

B. (25)

Step 1

Concept

The differences are (2,3,4,5). The next difference is (6), so (19+6=25).

Step 2

Why this answer is correct

The correct answer is B. (25). The differences are (2,3,4,5). The next difference is (6), so (19+6=25).

Step 3

Exam Tip

अंतर (2,3,4,5) हैं। अगला अंतर (6) होगा, इसलिए (19+6=25)।

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Question 44/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(120,60,30,15,\ldots\) में अगला पद क्या होगा?

What will be the next term in \(120,60,30,15,\ldots\)?

Explanation opens after your attempt

Correct Answer

C. (7.5)

Step 1

Concept

Each term is half of the previous term. Half of (15) is (7.5).

Step 2

Why this answer is correct

The correct answer is C. (7.5). Each term is half of the previous term. Half of (15) is (7.5).

Step 3

Exam Tip

हर पद पिछले पद का आधा है। (15) का आधा (7.5) है।

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Question 45/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

यदि \(a_n=6n+1\) है, तो \(a_3\) क्या होगा?

If \(a_n=6n+1\), what will \(a_3\) be?

Explanation opens after your attempt

Correct Answer

D. (19)

Step 1

Concept

Putting (n=3), (a_3=6(3)+1=19). Substitute the value of (n) correctly.

Step 2

Why this answer is correct

The correct answer is D. (19). Putting (n=3), (a_3=6(3)+1=19). Substitute the value of (n) correctly.

Step 3

Exam Tip

(n=3) रखने पर (a_3=6(3)+1=19) है। नियम में (n) का मान सही रखें।

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Question 46/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

यदि \(a_n=3n^2\) है, तो \(a_2\) का मान क्या है?

If \(a_n=3n^2\), what is the value of \(a_2\)?

Explanation opens after your attempt

Correct Answer

A. (12)

Step 1

Concept

Putting (n=2), (a_2=3\(2^2\)=12). First square (n).

Step 2

Why this answer is correct

The correct answer is A. (12). Putting (n=2), (a_2=3\(2^2\)=12). First square (n).

Step 3

Exam Tip

(n=2) रखने पर (a_2=3\(2^2\)=12) है। पहले (n) का वर्ग निकालें।

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Question 47/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

नियम \(a_n=15-2n\) से बनने वाले पहले तीन पद कौन से हैं?

What are the first three terms formed by \(a_n=15-2n\)?

Explanation opens after your attempt

Correct Answer

B. (13,11,9)

Step 1

Concept

Putting (n=1,2,3) gives (13,11,9). Start with (n=1) for the first three terms.

Step 2

Why this answer is correct

The correct answer is B. (13,11,9). Putting (n=1,2,3) gives (13,11,9). Start with (n=1) for the first three terms.

Step 3

Exam Tip

(n=1,2,3) रखने पर (13,11,9) मिलते हैं। पहले तीन पदों के लिए (n=1) से शुरू करें।

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Question 48/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(10,20,40,80,\ldots\) का अगला पद क्या है?

What is the next term of \(10,20,40,80,\ldots\)?

Explanation opens after your attempt

Correct Answer

C. (160)

Step 1

Concept

Each term is (2) times the previous term. \(80\times2=160\).

Step 2

Why this answer is correct

The correct answer is C. (160). Each term is (2) times the previous term. \(80\times2=160\).

Step 3

Exam Tip

हर पद पिछले पद का (2) गुना है। \(80\times2=160\) होगा।

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Question 49/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(2,4,3,6,4,8,\ldots\) में अगला पद क्या होगा?

What will be the next term in \(2,4,3,6,4,8,\ldots\)?

Explanation opens after your attempt

Correct Answer

D. (5)

Step 1

Concept

The pairs are (2,4), (3,6), and (4,8). So the next first term will be (5).

Step 2

Why this answer is correct

The correct answer is D. (5). The pairs are (2,4), (3,6), and (4,8). So the next first term will be (5).

Step 3

Exam Tip

क्रम में जोड़े (2,4), (3,6), (4,8) हैं। इसलिए अगला पहला पद (5) होगा।

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Question 50/50 Easy Mathematics Sequences and Progressions Sequences Class 9 Level 46

क्रम \(1,3,7,9,13,\ldots\) का अगला पद क्या है?

What is the next term of \(1,3,7,9,13,\ldots\)?

Explanation opens after your attempt

Correct Answer

B. (15)

Step 1

Concept

The differences alternate as (2,4,2,4). So the next difference is (2), and (13+2=15).

Step 2

Why this answer is correct

The correct answer is B. (15). The differences alternate as (2,4,2,4). So the next difference is (2), and (13+2=15).

Step 3

Exam Tip

अंतर बारी-बारी से (2,4,2,4) हैं। इसलिए अगला अंतर (2) होगा और (13+2=15)।

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Class 9 Mathematics Easy Quiz

क्रम \(4,7,10,13,\ldots\) का अगला पद क्या है?

Concept

Why this answer is correct

Exam Tip

क्रम \(60,55,50,45,\ldots\) का अगला पद क्या होगा?

Concept

Why this answer is correct

Exam Tip

क्रम \(3,9,27,81,\ldots\) में अगला पद क्या है?

Concept

Why this answer is correct

Exam Tip

क्रम \(1,5,9,13,\ldots\) का अगला पद क्या होगा?

Concept

Why this answer is correct

Exam Tip

क्रम \(6,12,18,\Box,30\) में खाली स्थान का मान क्या है?

Concept

Why this answer is correct

Exam Tip

क्रम \(100,90,\Box,70,60\) में खाली स्थान पर कौन सा पद आएगा?

Concept

Why this answer is correct

Exam Tip

यदि क्रम का नियम \(a_n=4n\) है, तो \(a_5\) क्या होगा?

Concept

Why this answer is correct

Exam Tip

यदि \(a_n=n^2+1\) है, तो \(a_3\) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

क्रम \(11,16,21,26,\ldots\) में समान अंतर क्या है?

Concept

Why this answer is correct

Exam Tip

क्रम \(42,36,30,24,\ldots\) में समान अंतर क्या है?

Concept

Why this answer is correct

Exam Tip

क्रम \(2,6,18,54,\ldots\) में प्रत्येक पद पिछले पद से कैसे प्राप्त होता है?

Concept

Why this answer is correct

Exam Tip

क्रम \(80,40,20,10,\ldots\) में प्रत्येक पद पिछले पद से कैसे प्राप्त होता है?

Concept

Why this answer is correct

Exam Tip

क्रम \(1,4,9,16,25,\ldots\) में अगला पद क्या होगा?

Concept

Why this answer is correct

Exam Tip

क्रम \(1,8,27,64,125,\ldots\) का अगला पद क्या है?

Concept

Why this answer is correct

Exam Tip

क्रम \(2,4,7,11,16,\ldots\) का अगला पद क्या है?

Concept

Why this answer is correct

Exam Tip

क्रम \(30,29,27,24,20,\ldots\) का अगला पद क्या होगा?

Concept

Why this answer is correct

Exam Tip

क्रम \(1,1,2,3,5,8,\ldots\) का अगला पद क्या है?

Concept

Why this answer is correct

Exam Tip

क्रम \(4,5,9,14,23,\ldots\) में अगला पद क्या होगा?

Concept

Why this answer is correct

Exam Tip

कौन सा क्रम हर बार (4) घटाकर बनाया गया है?

Concept

Why this answer is correct

Exam Tip

कौन सा क्रम (6) के गुणजों का है?

Concept

Why this answer is correct