Question
Sunil invested Rs. β4xβ in scheme βAβ offering
simple interest of 20% p.a. and reinvested the interest earned from scheme βAβ at the end of 4 years in scheme βBβ offering compound interest of 20% p.a. compounded annually. If total amount received from scheme βBβ after 2 years is Rs. 1440, then find the value of β16xβ.Solution
According to question; 1.44 Γ {0.20 Γ 4 Γ 4x} = 1440 Or, {0.25 Γ 4 Γ 5x} = 1000 Or, x = 312.5 So, 16x = 16 Γ 312.5 = 5000
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