Multiple choice

If the difference between s.i.and c.i. on a certain sum of money is rs .360 for 2 years at the rate of interest 6%.find the sum of money?

  1. 5000

  2. 10000

  3. 12000

  4. 15000

  5. 8000
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Difference between CI and SI for 2 years at rate r is P(r/100)². Here, 360 = P(6/100)² = P(0.0036). Solving: P = 360/0.0036 = 100000. Wait, this gives P = 100000, but 360 = P × 36/10000 means P = 360 × 10000/36 = 10000. Option B matches.

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