Concept-wise Practice

solution MCQ Questions for Class 10

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

Practice Questions

35 questions tagged with solution.

यदि विद्यार्थी विशेषज्ञ स्तर पर सुधार लिख रहा है तो उत्तर का सबसे अच्छा ढांचा क्या होगा?

If a student is writing an expert-level correction what is the best answer structure?

Explanation opens after your attempt
Correct Answer

A. समस्या प्रमाण प्रभाव और तत्व आधारित उपायProblem evidence effect and element-based solution

Step 1

Concept

Expert correction gives clear evidence and applicable solution. Exam tip: keep correction actionable.

Step 2

Why this answer is correct

The correct answer is A. समस्या प्रमाण प्रभाव और तत्व आधारित उपाय / Problem evidence effect and element-based solution. Expert correction gives clear evidence and applicable solution. Exam tip: keep correction actionable.

Step 3

Exam Tip

विशेषज्ञ सुधार स्पष्ट प्रमाण और लागू उपाय देता है। परीक्षा में correction को actionable रखें।

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यदि आलोचना में केवल गलती बताई गई है पर उपाय नहीं तो क्या कमी है?

If criticism only states the error but not the solution what is lacking?

Explanation opens after your attempt
Correct Answer

D. सुधारात्मक सोचCorrective thinking

Step 1

Concept

Good criticism gives both problem and solution. Exam tip: write actionable feedback.

Step 2

Why this answer is correct

The correct answer is D. सुधारात्मक सोच / Corrective thinking. Good criticism gives both problem and solution. Exam tip: write actionable feedback.

Step 3

Exam Tip

अच्छी आलोचना समस्या और समाधान दोनों देती है। परीक्षा में actionable feedback लिखें।

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किस उत्तर में आलोचना और समाधान दोनों हैं?

Which answer includes both criticism and solution?

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Correct Answer

A. पृष्ठभूमि की बनावट मुख्य विषय से प्रतिस्पर्धा कर रही है इसलिए उसे कम करें और विषय का मान विरोध बढ़ाएंBackground texture competes with main subject so reduce it and increase value contrast of subject

Step 1

Concept

Good criticism gives problem reason and solution. Exam tip: write actionable feedback.

Step 2

Why this answer is correct

The correct answer is A. पृष्ठभूमि की बनावट मुख्य विषय से प्रतिस्पर्धा कर रही है इसलिए उसे कम करें और विषय का मान विरोध बढ़ाएं / Background texture competes with main subject so reduce it and increase value contrast of subject. Good criticism gives problem reason and solution. Exam tip: write actionable feedback.

Step 3

Exam Tip

अच्छी आलोचना समस्या कारण और समाधान देती है। परीक्षा में actionable feedback लिखें।

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समीकरणों (10x+7y=87) और (2x-y=7) का हल क्या है?

What is the solution of the equations (10x+7y=87) and (2x-y=7)?

Explanation opens after your attempt
Correct Answer

B. (x=6, y=5)

Step 1

Concept

From (2x-y=7), put (y=2x-7) and solve the first equation. In exams, substitute the isolated variable into the correct equation.

Step 2

Why this answer is correct

The correct answer is B. (x=6, y=5). From (2x-y=7), put (y=2x-7) and solve the first equation. In exams, substitute the isolated variable into the correct equation.

Step 3

Exam Tip

(2x-y=7) से (y=2x-7) रखें और पहला समीकरण हल करें। परीक्षा में अलग किए गए चर को सही समीकरण में रखें।

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समीकरणों (14x+3y=59) और (2x+y=11) को हल करने पर (x) और (y) के मान क्या होंगे?

On solving the equations (14x+3y=59) and (2x+y=11), what are the values of (x) and (y)?

Explanation opens after your attempt
Correct Answer

B. (x=3, y=5)

Step 1

Concept

From (2x+y=11), put (y=11-2x) in the first equation. In exams, combine all terms correctly after substitution.

Step 2

Why this answer is correct

The correct answer is B. (x=3, y=5). From (2x+y=11), put (y=11-2x) in the first equation. In exams, combine all terms correctly after substitution.

Step 3

Exam Tip

(2x+y=11) से (y=11-2x) रखकर पहला समीकरण हल करें। परीक्षा में प्रतिस्थापन के बाद सभी पद सही जोड़ें।

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समीकरणों (15x-8y=22) और (5x+4y=34) से (x) और (y) ज्ञात करें।

Find (x) and (y) from the equations (15x-8y=22) and (5x+4y=34).

Explanation opens after your attempt
Correct Answer

C. (x=6, y=1)

Step 1

Concept

Multiply the second equation by (2) and add it to the first. In exams, add equations when opposite signs appear.

Step 2

Why this answer is correct

The correct answer is C. (x=6, y=1). Multiply the second equation by (2) and add it to the first. In exams, add equations when opposite signs appear.

Step 3

Exam Tip

दूसरे समीकरण को (2) से गुणा करके पहले में जोड़ें। परीक्षा में विपरीत संकेत दिखते ही जोड़कर चर हटाएँ।

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समीकरणों (11x+3y=47) और (5x-2y=4) का हल कौन-सा है?

Which is the solution of the equations (11x+3y=47) and (5x-2y=4)?

Explanation opens after your attempt
Correct Answer

B. (x=3, y=4)

Step 1

Concept

Multiply the first equation by (2) and the second by (3) to eliminate (y). In exams, eliminating variables with opposite signs is faster.

Step 2

Why this answer is correct

The correct answer is B. (x=3, y=4). Multiply the first equation by (2) and the second by (3) to eliminate (y). In exams, eliminating variables with opposite signs is faster.

Step 3

Exam Tip

पहले समीकरण को (2) और दूसरे को (3) से गुणा करके (y) हटाएँ। परीक्षा में विपरीत संकेत वाले चर को हटाना तेज होता है।

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समीकरणों (2x+5y=31) और (4x-3y=5) का हल क्या है?

What is the solution of the equations (2x+5y=31) and (4x-3y=5)?

Explanation opens after your attempt
Correct Answer

A. (x=4, y=5)

Step 1

Concept

Multiply the first equation by (2) to eliminate (x) and get (y=5). In exams, watch the signs after multiplication.

Step 2

Why this answer is correct

The correct answer is A. (x=4, y=5). Multiply the first equation by (2) to eliminate (x) and get (y=5). In exams, watch the signs after multiplication.

Step 3

Exam Tip

पहले समीकरण को (2) से गुणा करके (x) हटाएँ और (y=5) पाएँ। परीक्षा में गुणा करने के बाद संकेतों पर ध्यान दें।

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यदि (y=2x+3) और (x+y=15), तो सही हल कौन-सा है?

If (y=2x+3) and (x+y=15), which is the correct solution?

Explanation opens after your attempt
Correct Answer

D. (x=4,\ y=11)

Step 1

Concept

Substituting (y=2x+3) gives (3x+3=15), so (x=4) and (y=11). Combine like terms after substitution.

Step 2

Why this answer is correct

The correct answer is D. (x=4,\ y=11). Substituting (y=2x+3) gives (3x+3=15), so (x=4) and (y=11). Combine like terms after substitution.

Step 3

Exam Tip

(y=2x+3) रखने पर (3x+3=15), इसलिए (x=4) और (y=11)। प्रतिस्थापन के बाद समान पद जोड़ें।

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विलोपन विधि से (5x+y=16) और (5x-y=4) का हल क्या है?

What is the solution of (5x+y=16) and (5x-y=4) by elimination?

Explanation opens after your attempt
Correct Answer

B. ( (2,6) )

Step 1

Concept

Adding gives (10x=20), so (x=2) and (y=6). Eliminating (y) first is the simplest here.

Step 2

Why this answer is correct

The correct answer is B. ( (2,6) ). Adding gives (10x=20), so (x=2) and (y=6). Eliminating (y) first is the simplest here.

Step 3

Exam Tip

जोड़ने पर (10x=20), इसलिए (x=2) और (y=6)। पहले (y) को हटाना सबसे सरल है।

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यदि (y=3x) और (x+y=8), तो हल क्या है?

If (y=3x) and (x+y=8), what is the solution?

Explanation opens after your attempt
Correct Answer

A. (x=2,\ y=6)

Step 1

Concept

Substituting (y=3x) gives (4x=8), so (x=2) and (y=6). Substitution is easiest when one variable is already expressed as a multiple.

Step 2

Why this answer is correct

The correct answer is A. (x=2,\ y=6). Substituting (y=3x) gives (4x=8), so (x=2) and (y=6). Substitution is easiest when one variable is already expressed as a multiple.

Step 3

Exam Tip

(y=3x) को रखने पर (4x=8), इसलिए (x=2) और (y=6)। अनुपात वाले रूप में प्रतिस्थापन सबसे सरल होता है।

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रेखाएँ (y=6) और (5x-2y=23) का प्रतिच्छेद बिंदु कौन-सा है?

What is the intersection point of (y=6) and (5x-2y=23)?

Explanation opens after your attempt
Correct Answer

A. बिंदु (\left\(7,6\right\))Point (\left\(7,6\right\))

Step 1

Concept

Putting (y=6) gives (5x-12=23), so (x=7). In a horizontal line, the value of (y) is fixed.

Step 2

Why this answer is correct

The correct answer is A. बिंदु (\left\(7,6\right\)) / Point (\left\(7,6\right\)). Putting (y=6) gives (5x-12=23), so (x=7). In a horizontal line, the value of (y) is fixed.

Step 3

Exam Tip

(y=6) रखने पर (5x-12=23), इसलिए (x=7)। क्षैतिज रेखा में (y) का मान तय रहता है।

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रेखाएँ (y=5) और (4x-3y=17) का प्रतिच्छेद बिंदु कौन-सा है?

What is the intersection point of (y=5) and (4x-3y=17)?

Explanation opens after your attempt
Correct Answer

A. बिंदु (\left\(8,5\right\))Point (\left\(8,5\right\))

Step 1

Concept

Putting (y=5) gives (4x-15=17), so (x=8). In a horizontal line, the value of (y) is fixed.

Step 2

Why this answer is correct

The correct answer is A. बिंदु (\left\(8,5\right\)) / Point (\left\(8,5\right\)). Putting (y=5) gives (4x-15=17), so (x=8). In a horizontal line, the value of (y) is fixed.

Step 3

Exam Tip

(y=5) रखने पर (4x-15=17), इसलिए (x=8)। क्षैतिज रेखा में (y) का मान तय रहता है।

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यदि ग्राफ पर प्रतिच्छेद बिंदु (\left\(-4,3\right\)) है, तो सही हल क्या है?

If the intersection point on the graph is (\left\(-4,3\right\)), what is the correct solution?

Explanation opens after your attempt
Correct Answer

A. (x=-4,\ y=3)

Step 1

Concept

In the point (\left\(-4,3\right\)), the first coordinate is (x) and the second is (y). Do not change order with negative coordinates.

Step 2

Why this answer is correct

The correct answer is A. (x=-4,\ y=3). In the point (\left\(-4,3\right\)), the first coordinate is (x) and the second is (y). Do not change order with negative coordinates.

Step 3

Exam Tip

बिंदु (\left\(-4,3\right\)) में पहला निर्देशांक (x) और दूसरा (y) होता है। ऋण निर्देशांक में क्रम न बदलें।

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रेखाएँ (y=-3) और (4x-y=19) का प्रतिच्छेद बिंदु क्या है?

What is the intersection point of (y=-3) and (4x-y=19)?

Explanation opens after your attempt
Correct Answer

A. बिंदु (\left\(4,-3\right\))Point (\left\(4,-3\right\))

Step 1

Concept

Putting (y=-3) gives (4x-\left\(-3\right\)=19), so (x=4). In a horizontal line, (y) is fixed.

Step 2

Why this answer is correct

The correct answer is A. बिंदु (\left\(4,-3\right\)) / Point (\left\(4,-3\right\)). Putting (y=-3) gives (4x-\left\(-3\right\)=19), so (x=4). In a horizontal line, (y) is fixed.

Step 3

Exam Tip

(y=-3) रखने पर (4x-\left\(-3\right\)=19), इसलिए (x=4)। क्षैतिज रेखा में (y) निश्चित रहता है।

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रेखाएँ (y=4) और (2x+3y=22) का प्रतिच्छेद बिंदु क्या है?

What is the intersection point of (y=4) and (2x+3y=22)?

Explanation opens after your attempt
Correct Answer

A. ( (5,4) )

Step 1

Concept

Putting (y=4) gives (2x+12=22), so (x=5). In a horizontal line, (y) is already fixed.

Step 2

Why this answer is correct

The correct answer is A. ( (5,4) ). Putting (y=4) gives (2x+12=22), so (x=5). In a horizontal line, (y) is already fixed.

Step 3

Exam Tip

(y=4) रखने पर (2x+12=22), इसलिए (x=5)। क्षैतिज रेखा में (y) पहले से तय रहता है।

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यदि दो रेखाएँ ( \left\(-3,2\right\) ) पर मिलती हैं, तो सही हल कौन-सा है?

If two lines meet at ( \left\(-3,2\right\) ), which is the correct solution?

Explanation opens after your attempt
Correct Answer

B. (x=-3,\ y=2)

Step 1

Concept

In ( \left\(-3,2\right\) ), the first coordinate is (x) and the second is (y). Do not change order with negative coordinates.

Step 2

Why this answer is correct

The correct answer is B. (x=-3,\ y=2). In ( \left\(-3,2\right\) ), the first coordinate is (x) and the second is (y). Do not change order with negative coordinates.

Step 3

Exam Tip

( \left\(-3,2\right\) ) में पहला निर्देशांक (x) और दूसरा (y) होता है। ऋण निर्देशांक में क्रम नहीं बदलना चाहिए।

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रेखाएँ (y=-1) और (2x-y=9) का ग्राफीय हल क्या है?

What is the graphical solution of (y=-1) and (2x-y=9)?

Explanation opens after your attempt
Correct Answer

A. ( (4,-1) )

Step 1

Concept

Putting (y=-1) gives (2x-(-1)=9), so (x=4). In a horizontal line, (y) is fixed.

Step 2

Why this answer is correct

The correct answer is A. ( (4,-1) ). Putting (y=-1) gives (2x-(-1)=9), so (x=4). In a horizontal line, (y) is fixed.

Step 3

Exam Tip

(y=-1) रखने पर (2x-(-1)=9), इसलिए (x=4)। क्षैतिज रेखा में (y) तय रहता है।

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समीकरण (x-2y=9) और (2x+y=8) ग्राफ पर कहाँ मिलेंगे?

Where will (x-2y=9) and (2x+y=8) meet on the graph?

Explanation opens after your attempt
Correct Answer

A. ( (5,-2) )

Step 1

Concept

At ( (5,-2) ), (5-2(-2)=9) and (2(5)+(-2)=8). Write the intersection point in ( (x,y) ) order.

Step 2

Why this answer is correct

The correct answer is A. ( (5,-2) ). At ( (5,-2) ), (5-2(-2)=9) and (2(5)+(-2)=8). Write the intersection point in ( (x,y) ) order.

Step 3

Exam Tip

( (5,-2) ) पर (5-2(-2)=9) और (2(5)+(-2)=8)। प्रतिच्छेद बिंदु को ( (x,y) ) क्रम में लिखें।

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यदि ग्राफ पर दो रेखाएँ ( \left\(-2,5\right\) ) पर मिलती हैं, तो सही हल क्या है?

If two lines meet at ( \left\(-2,5\right\) ) on the graph, what is the correct solution?

Explanation opens after your attempt
Correct Answer

B. (x=-2,\ y=5)

Step 1

Concept

In the point ( \left\(-2,5\right\) ), the first coordinate is (x) and the second is (y). Do not change the order while reading negative coordinates.

Step 2

Why this answer is correct

The correct answer is B. (x=-2,\ y=5). In the point ( \left\(-2,5\right\) ), the first coordinate is (x) and the second is (y). Do not change the order while reading negative coordinates.

Step 3

Exam Tip

बिंदु ( \left\(-2,5\right\) ) में पहला निर्देशांक (x) और दूसरा (y) है। ऋण निर्देशांक पढ़ते समय क्रम न बदलें।

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रेखाएँ (y=2) और (3x+y=14) का प्रतिच्छेद बिंदु क्या है?

What is the intersection point of (y=2) and (3x+y=14)?

Explanation opens after your attempt
Correct Answer

B. ( (4,2) )

Step 1

Concept

Putting (y=2) gives (3x+2=14), so (x=4). With a horizontal line, (y) is already fixed.

Step 2

Why this answer is correct

The correct answer is B. ( (4,2) ). Putting (y=2) gives (3x+2=14), so (x=4). With a horizontal line, (y) is already fixed.

Step 3

Exam Tip

(y=2) रखने पर (3x+2=14), इसलिए (x=4)। क्षैतिज रेखा के साथ (y) पहले से तय रहता है।

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यदि ग्राफ पर प्रतिच्छेद बिंदु ( (7,13) ) है, तो (y) का मान क्या है?

If the intersection point on the graph is ( (7,13) ), what is the value of (y)?

Explanation opens after your attempt
Correct Answer

C. (13)

Step 1

Concept

In the point ( (7,13) ), the second coordinate is (y). Therefore, (y=13).

Step 2

Why this answer is correct

The correct answer is C. (13). In the point ( (7,13) ), the second coordinate is (y). Therefore, (y=13).

Step 3

Exam Tip

बिंदु ( (7,13) ) में दूसरा निर्देशांक (y) होता है। इसलिए (y=13) है।

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रेखाएँ (x=4) और (y=9) किस बिंदु पर मिलेंगी?

At which point will the lines (x=4) and (y=9) meet?

Explanation opens after your attempt
Correct Answer

B. ( (4,9) )

Step 1

Concept

On the first line (x=4), and on the second line (y=9). Therefore, their common point is ( (4,9) ).

Step 2

Why this answer is correct

The correct answer is B. ( (4,9) ). On the first line (x=4), and on the second line (y=9). Therefore, their common point is ( (4,9) ).

Step 3

Exam Tip

पहली रेखा पर (x=4) और दूसरी रेखा पर (y=9) है। इसलिए उनका सामान्य बिंदु ( (4,9) ) है।

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यदि दो रेखाओं का सामान्य बिंदु ( (4,6) ) है, तो ग्राफीय हल क्या होगा?

If the common point of two lines is ( (4,6) ), what will be the graphical solution?

Explanation opens after your attempt
Correct Answer

A. (x=4,\ y=6)

Step 1

Concept

The coordinates of the common point are the solution. Always write the answer in the order (x,y).

Step 2

Why this answer is correct

The correct answer is A. (x=4,\ y=6). The coordinates of the common point are the solution. Always write the answer in the order (x,y).

Step 3

Exam Tip

सामान्य बिंदु के निर्देशांक ही हल होते हैं। उत्तर हमेशा (x,y) के क्रम में लिखें।

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यदि ग्राफ पर प्रतिच्छेद बिंदु ( (3,10) ) है, तो (y) का मान क्या है?

If the intersection point on the graph is ( (3,10) ), what is the value of (y)?

Explanation opens after your attempt
Correct Answer

C. (10)

Step 1

Concept

In the point ( (3,10) ), the second coordinate is (y). Therefore, (y=10).

Step 2

Why this answer is correct

The correct answer is C. (10). In the point ( (3,10) ), the second coordinate is (y). Therefore, (y=10).

Step 3

Exam Tip

बिंदु ( (3,10) ) में दूसरा निर्देशांक (y) होता है। इसलिए (y=10) है।

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रेखाएँ (x=9) और (y=3) किस बिंदु पर मिलेंगी?

At which point will the lines (x=9) and (y=3) meet?

Explanation opens after your attempt
Correct Answer

B. ( (9,3) )

Step 1

Concept

On the first line (x=9), and on the second line (y=3). Therefore, the common point is ( (9,3) ).

Step 2

Why this answer is correct

The correct answer is B. ( (9,3) ). On the first line (x=9), and on the second line (y=3). Therefore, the common point is ( (9,3) ).

Step 3

Exam Tip

पहली रेखा पर (x=9) और दूसरी पर (y=3) है। इसलिए सामान्य बिंदु ( (9,3) ) है।

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यदि दो रेखाएँ ( (6,2) ) पर मिलती हैं, तो समीकरण युग्म का हल क्या है?

If two lines meet at ( (6,2) ), what is the solution of the pair of equations?

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Correct Answer

D. (x=6,\ y=2)

Step 1

Concept

The coordinates of the intersection point are the solution. Therefore, (x=6) and (y=2) are correct.

Step 2

Why this answer is correct

The correct answer is D. (x=6,\ y=2). The coordinates of the intersection point are the solution. Therefore, (x=6) and (y=2) are correct.

Step 3

Exam Tip

प्रतिच्छेद बिंदु के निर्देशांक ही हल होते हैं। इसलिए (x=6) और (y=2) सही है।

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ग्राफीय विधि में समीकरण युग्म का हल किस रूप में प्राप्त होता है?

In graphical method, the solution of a pair of equations is obtained in which form?

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Correct Answer

A. बिंदु के निर्देशांकCoordinates of a point

Step 1

Concept

The solution is the coordinates of the common point where both lines meet. In exams, always write the point in ( (x,y) ) order.

Step 2

Why this answer is correct

The correct answer is A. बिंदु के निर्देशांक / Coordinates of a point. The solution is the coordinates of the common point where both lines meet. In exams, always write the point in ( (x,y) ) order.

Step 3

Exam Tip

हल उस सामान्य बिंदु के निर्देशांक होते हैं जहाँ दोनों रेखाएँ मिलती हैं। परीक्षा में बिंदु को हमेशा ( (x,y) ) क्रम में लिखें।

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ग्राफीय विधि में दो रेखाओं के प्रतिच्छेद बिंदु का क्या अर्थ होता है?

In graphical method, what does the point of intersection of two lines represent?

Explanation opens after your attempt
Correct Answer

A. दोनों समीकरणों का हलSolution of both equations

Step 1

Concept

The point where both lines meet gives the pair (x,y) satisfying both equations. In exams, always treat the intersection point as the solution.

Step 2

Why this answer is correct

The correct answer is A. दोनों समीकरणों का हल / Solution of both equations. The point where both lines meet gives the pair (x,y) satisfying both equations. In exams, always treat the intersection point as the solution.

Step 3

Exam Tip

जहाँ दोनों रेखाएँ मिलती हैं वही युग्म (x,y) दोनों समीकरणों को संतुष्ट करता है। परीक्षा में प्रतिच्छेद बिंदु को हमेशा हल मानें।

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(p(x)=4x+20) का शून्य कौन सा है?

Which is the zero of (p(x)=4x+20)?

Explanation opens after your attempt
Correct Answer

B. (-5)

Step 1

Concept

From (4x+20=0), we get (x=-5). A zero is the value that makes the polynomial equal to (0).

Step 2

Why this answer is correct

The correct answer is B. (-5). From (4x+20=0), we get (x=-5). A zero is the value that makes the polynomial equal to (0).

Step 3

Exam Tip

(4x+20=0) से (x=-5) मिलता है। शून्य वह मान है जिससे बहुपद (0) हो जाए।

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