Question

9. If the compound interest on the certain sum for two years at 10% per annum is 2100, obtain the
simple interest on it at the same rate for two years.
ans plss​

Answer 1

Answer:

Given, rate r=5%, n=2 years, compound interest = Rs. 1100

Compound interest = Amount− Principal

Therefore, 1100=P(1+

100

5

)

2

−P

⇒1100=P(1.05)

2

−P

⇒1100=1.1025P−P

⇒P=

0.05

1100

⇒P= Rs. 22000

Simple interest =

100

PRT

=

100

22000×5×2

Simple interest = Rs. 2200

Thank you, have a good day

And nothingtosay have you any type of sence.