If a square's side is increased by 50%, by what percent will its area increase? | StudyFlash MCQ

Maths Percentage

If a square's side is increased by 50%, by what percent will its area increase?

यदि एक वर्ग की भुजा 50% बढ़ा दी जाए, तो उसका क्षेत्रफल कितने प्रतिशत बढ़ेगा?

A

100%

B

125%

C

150%

D

50%

Correct Answer: Option B

Explanation / व्याख्या:

Side ratio 2:3. Area ratio 4:9. Increase is 5 on 4, which is 125%.

भुजाओं का अनुपात 2:3 है। क्षेत्रफल का अनुपात 4:9 है। वृद्धि 5/4 है, जो कि 125% है।

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