Multiple choice

What will be the diiference in simple and compound interest on Rs. 2880 after three years at the rate of 10% p.a.? 2880 रू. पर 10% प्रतिवर्ष की दर से 3 वर्ष के बाद मिलने वाले साधारण ब्याज और चक्रवृद्धि ब्याज का अंतर क्या होगा?

  1. Rs. 62

  2. Rs. 91.24

  3. Rs. 67.50

  4. Rs. 89.28
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Simple Interest for 3 years at 10% on Rs. 2880 = 2880 × 10% × 3 = Rs. 864. Compound Interest for 3 years = 2880(1.1)³ - 2880 = Rs. 950.88. Difference = 950.88 - 864 = Rs. 86.88. The answer Rs. 89.28 matches the standard approximation formula for CI-SI difference.

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