Question
A man deposited Rs. 4000 in a bank offering compound
interest of 10% p.a. compounded annually for first 2.5 years and after that simple interest of 12% p.a. for rest of the time. If at the end of two and half years, he withdrew Rs. 3082; then amount received by him at the end of 4 years will be:Solution
Amount left after two and half years = 1.05 × 1.10 × 1.10 × 4000 – 3082 = 5082 – 3082 = Rs. 2000 Amount received at the end of four years = 2000 + 2000 × 0.12 × 1.5 = Rs. 2360
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