Question

Q.Ruppees 16000 invested at 10% pa compounded semi-annually amounts to 18522. Find the
time period of the investment.​

Answer 1

Answer:

P=Rs.16,000

A

n

=Rs.18,522

i=10×1/2%=5%=0.05

n=?

We have A

n

=P(1+i)

n

18,522=16,000(1+0.05)

n

18,522/16,000=(1.05)

n

(1.157625)=(1.05)

n

(1.05)

3

=(1.05)

n

n=3 Therefore time period of investment is three half years i.e., 1.5 years.