Question

. A sum of money amounts to 6690 after 3 years and * 11150 after 6 yrs by
compound interest. Find the sum.
​

Answer 1

Answer:

For N=3,A=Rs6690

A=P(1+

R

100

)N

P(1+

R

100

)3=6690→(1)

For N=6,A=Rs10035

A=P(1+

R

100

)N

P(1+

R

100

)6=10035→(1)

On dividing (2) by (1), we get

(1+

R

100

)3=

10035

6690

=

3

2

putting this value in (1), we get

⇒P=4460

The sum of money is Rs 4460 .

Step-by-step explanation:

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