Multiple choice

The difference between the interests received from two different banks on Rs. 500 for two years is Rs. 2.50. The difference between their rates is- यदि 500 रू. पर दो भिन्न-भिन्न बैंकों से प्राप्त दो वर्ष के ब्याज के बीच अन्तर 2.50 रू. है, तो उनके दरों में अन्तर कितना है?

  1. 1%

  2. 1.5%

  3. 0.50%

  4. 0.25%
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

For simple interest, SI = P × R × T. The difference in interests is: 500 × (r1 - r2) × 2 = 2.50. Solving: r1 - r2 = 2.50 ÷ (500 × 2) = 0.0025 = 0.25%. This is option D. The principal and time cancel out when finding the rate difference, leaving only the rate.

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