Question
A man deposited Rs. 7500 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. 4528.75; then amount received by him at the end of 4 years will be:Solution
Amount left after two and half years = 1.05 Γ 1.10 Γ 1.10 Γ 7500 β 4528.75Β = 9528.75 β 4528.75Β = Rs. 5000 Amount received at the end of four years = 5000 + 5000 Γ 0.12 Γ 1.5 = Rs. 5900
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