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decrease MCQ Questions for Class 10

decrease se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

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8 questions tagged with decrease.

Question 1/8 Expert Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक इमारत में पहले तल पर (260) खिड़कियां हैं और हर अगले तल पर (18) खिड़कियां कम हैं। किस तल पर (62) खिड़कियां होंगी?

In a building the first floor has (260) windows and each next floor has (18) fewer windows. Which floor will have (62) windows?

Explanation opens after your attempt
Correct Answer

C. (12)

Step 1

Concept

From (260+(n-1)(-18)=62), (n=12). Exam tip: write (d) as negative in a decreasing sequence.

Step 2

Why this answer is correct

The correct answer is C. (12). From (260+(n-1)(-18)=62), (n=12). Exam tip: write (d) as negative in a decreasing sequence.

Step 3

Exam Tip

(260+(n-1)(-18)=62) से (n=12) मिलता है। परीक्षा में घटती श्रेणी में (d) को ऋणात्मक लिखें।

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Question 2/8 Expert Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक दुकान पहले दिन (360) पैकेट बेचती है और हर अगले दिन (18) पैकेट कम बेचती है। (15) दिनों में कुल कितने पैकेट बिकेंगे?

A shop sells (360) packets on the first day and (18) fewer packets each next day. How many packets are sold in (15) days?

Explanation opens after your attempt
Correct Answer

C. (3510)

Step 1

Concept

The sales form the decreasing AP \(360,342,324,\ldots\) and \(S_{15}=3510\). Exam tip: keep (d) negative for decreasing sales.

Step 2

Why this answer is correct

The correct answer is C. (3510). The sales form the decreasing AP \(360,342,324,\ldots\) and \(S_{15}=3510\). Exam tip: keep (d) negative for decreasing sales.

Step 3

Exam Tip

बिक्री \(360,342,324,\ldots\) घटती समान्तर श्रेणी है और \(S_{15}=3510\)। परीक्षा में कम होती बिक्री में (d) ऋणात्मक रखें।

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Question 3/8 Expert Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक इमारत में पहले तल पर (220) खिड़कियां हैं और हर अगले तल पर (20) खिड़कियां कम हैं। किस तल पर (40) खिड़कियां होंगी?

In a building the first floor has (220) windows and each next floor has (20) fewer windows. Which floor will have (40) windows?

Explanation opens after your attempt
Correct Answer

C. (10)

Step 1

Concept

From (220+(n-1)(-20)=40), (n=10). Exam tip: write (d) as negative in a decreasing sequence.

Step 2

Why this answer is correct

The correct answer is C. (10). From (220+(n-1)(-20)=40), (n=10). Exam tip: write (d) as negative in a decreasing sequence.

Step 3

Exam Tip

(220+(n-1)(-20)=40) से (n=10) मिलता है। परीक्षा में घटती श्रेणी में (d) को ऋणात्मक लिखें।

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Question 4/8 Expert Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक दुकान पहले दिन (300) पैकेट बेचती है और हर अगले दिन (16) पैकेट कम बेचती है। (13) दिनों में कुल कितने पैकेट बिकेंगे?

A shop sells (300) packets on the first day and (16) fewer packets each next day. How many packets are sold in (13) days?

Explanation opens after your attempt
Correct Answer

C. (2652)

Step 1

Concept

The sales form the decreasing AP \(300,284,268,\ldots\) and \(S_{13}=2652\). Exam tip: keep (d) negative for decreasing sales.

Step 2

Why this answer is correct

The correct answer is C. (2652). The sales form the decreasing AP \(300,284,268,\ldots\) and \(S_{13}=2652\). Exam tip: keep (d) negative for decreasing sales.

Step 3

Exam Tip

बिक्री \(300,284,268,\ldots\) घटती समान्तर श्रेणी है और \(S_{13}=2652\)। परीक्षा में कम होती बिक्री में (d) ऋणात्मक रखें।

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Question 5/8 Hard Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक इमारत में पहले तल पर (180) खिड़कियां हैं और हर अगले तल पर (15) खिड़कियां कम हैं। किस तल पर (45) खिड़कियां होंगी?

In a building the first floor has (180) windows and each next floor has (15) fewer windows. Which floor will have (45) windows?

Explanation opens after your attempt
Correct Answer

C. (10)

Step 1

Concept

From (180+(n-1)(-15)=45), (n=10). Exam tip: write (d) as negative in a decreasing sequence.

Step 2

Why this answer is correct

The correct answer is C. (10). From (180+(n-1)(-15)=45), (n=10). Exam tip: write (d) as negative in a decreasing sequence.

Step 3

Exam Tip

(180+(n-1)(-15)=45) से (n=10) मिलता है। परीक्षा में घटती श्रेणी में (d) को ऋणात्मक लिखें।

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Question 6/8 Hard Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक दुकान पहले दिन (220) पैकेट बेचती है और हर अगले दिन (14) पैकेट कम बेचती है। (12) दिनों में कुल कितने पैकेट बिकेंगे?

A shop sells (220) packets on the first day and (14) fewer packets each next day. How many packets are sold in (12) days?

Explanation opens after your attempt
Correct Answer

A. (1716)

Step 1

Concept

The sales form the decreasing AP \(220,206,192,\ldots\) and \(S_{12}=1716\). Exam tip: keep (d) negative for decreasing sales.

Step 2

Why this answer is correct

The correct answer is A. (1716). The sales form the decreasing AP \(220,206,192,\ldots\) and \(S_{12}=1716\). Exam tip: keep (d) negative for decreasing sales.

Step 3

Exam Tip

बिक्री \(220,206,192,\ldots\) घटती समान्तर श्रेणी है और \(S_{12}=1716\)। परीक्षा में कम होती बिक्री में (d) ऋणात्मक रखें।

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Question 7/8 Hard Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक इमारत में पहले तल पर (150) खिड़कियां हैं और हर अगले तल पर (10) खिड़कियां कम हैं। किस तल पर (60) खिड़कियां होंगी?

In a building the first floor has (150) windows and each next floor has (10) fewer windows. Which floor will have (60) windows?

Explanation opens after your attempt
Correct Answer

C. (10)

Step 1

Concept

From (150+(n-1)(-10)=60), (n=10). Exam tip: write (d) as negative in a decreasing sequence.

Step 2

Why this answer is correct

The correct answer is C. (10). From (150+(n-1)(-10)=60), (n=10). Exam tip: write (d) as negative in a decreasing sequence.

Step 3

Exam Tip

(150+(n-1)(-10)=60) से (n=10) मिलता है। परीक्षा में घटती श्रेणी में (d) को ऋणात्मक लिखें।

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Question 8/8 Hard Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक दुकान पहले दिन (180) पैकेट बेचती है और हर अगले दिन (12) पैकेट कम बेचती है। (11) दिनों में कुल कितने पैकेट बिकेंगे?

A shop sells (180) packets on the first day and (12) fewer packets each next day. How many packets are sold in (11) days?

Explanation opens after your attempt
Correct Answer

B. (1320)

Step 1

Concept

The sales form the decreasing AP \(180,168,156,\ldots\) and \(S_{11}=1320\). Exam tip: keep (d) negative for decreasing sales.

Step 2

Why this answer is correct

The correct answer is B. (1320). The sales form the decreasing AP \(180,168,156,\ldots\) and \(S_{11}=1320\). Exam tip: keep (d) negative for decreasing sales.

Step 3

Exam Tip

बिक्री \(180,168,156,\ldots\) घटती समान्तर श्रेणी है और \(S_{11}=1320\)। परीक्षा में कम होती बिक्री में (d) ऋणात्मक रखें।

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