• Numerical Ability - Interest
Question

A certain sum amounts to Rs.1452 in two years and to Rs.1597.20 in three years at compound interest, then rate percent is

  • A) 10
  • B) 13
  • C) 11
  • D) 9
  • E) None of these
Solution

Option A

Interest difference = 1597.20 – 1452 = 145.20 for 1 year

R = 100 × 145.20/1452 × 1 = 10%

Option A

Interest difference = 1597.20 – 1452 = 145.20 for 1 year

R = 100 × 145.20/1452 × 1 = 10%
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