Math, asked by mshukla83, 8 months ago

At what rate per cent per annum, will a sum of Rs.8000 give a compound interest of Rs. 1261 in 3 years?​

Answers

Answered by kingszone27
0

Answer:

P = Rs.8000 C.I. = Rs. 1261

⇒Amount=Rs.9261,n=3,r=?

∴9261=8000(1+

100

r

)

3

⇒(1+

100

r

)

3

=

8000

9261

=(

20

21

)

3

⇒1+

100

r

=

20

21

100

r

=

20

21

−1=

20

1

⇒r

20

100

%=5%p.a.

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