Question

A sum of Rs 5000 in certain years becomes Rs 45000 at compound interest. in his half term

How much will 5000 rupees become?

(a) Rs

(c) Rs

(b) Rs

(d) Rs 15000​

Answer 1

Answer:

As we have to calculate the sum for half time, both time period is same.

Hence a:b=b:c

5000:x=x:16200

x

500

=

16200

x

⇒x

2

=5000×16200

x=

5000×16200

=Rs9000