Question

How long will it take for a sum of R.12,600 invested at 9% per annum becomes to Rs.15,624?​

Answer 1

Answer:

Step-by-step explanation:

We have ,Principal,

P

=

Rs.

12600

Rate,

R

=

9

%

Amount,

A

=

Rs.

15624

We know that  

A

=

P

+

S

.

I

⇒

15624

=

12600

+

S

.

I

⇒

S

.

I

=

15624

−

12600

=

3024

Now,  

S

.

I

=

P

R

T

100

⇒

T

=

S

.

I

×

100

P

×

R

=

3024

×

100

12600

×

9

=

12

9

×

12

=

2

years

8

months.

Answer 2

Answer:

2 years 8 months

Step-by-step explanation:

We have,

Principal,P=Rs.12600 Rate,R=9%

Amount,A=Rs.15624

We know that A=P+S.I

⇒15624=12600+S.I

⇒S.I=15624−12600=3024

Now, S.I= 100

PRT⇒T= P×RS.I×100=

12600×9

3024×100

=2years8months.