What sum will become Rs 1926 in 18 months if the rate of interest is 2 5% per annum and - Maths - Compound Interest

Question

What sum will become Rs 1926 in 18 months if the rate of interest
is 2 5% per annum and the interest is compounded half yearly

Neha Sethi · Accepted Answer

Dear student
AmountA=Rs 1926Rate,r=2 5%=2
52% per annum compounded half yearlyand time,t=18 months=1812=32 yrsLet Principal amount=PFormula when interest compounded half yearly  A=P1+r2002tSo, 1926=P1+2
522002×321926=P1+5420031926=P1+54×20031926=P1+116031926=P16116031926=P×41732814096000P=Rs 1890
33
So, sum of Rs 1890 33 will amount to Rs 1926
Regards

What sum will become Rs 1926 in 18 months if the rate of interest is 2.5% per annum and the interest is compounded half yearly.