Multiple choice

The difference of simple interest on Rs. 7500 from two different sources for three years is Rs. 13.50. Find the difference of the interest rates. 7500 रू. पर तीन वर्षों में दो विभिन्न श्रोतों से प्राप्त साधारण ब्याज में अन्तर 13.50 रू. है। ब्याज दरों में अन्तर ज्ञात कीजिए।

  1. 0.02%

  2. 0.03%

  3. 0.04%

  4. 0.06%

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Simple Interest = P × R × T / 100. Difference in interests = P × T × (R1 - R2) / 100 = 7500 × 3 × ΔR / 100 = 225 × ΔR = 13.50. Therefore ΔR = 13.50 / 225 = 0.06%. Option D is correct.