Question

a sum of money lent at compound interest yields rs 100 at the end of 1 year and rs105 at the end of 2 year rate% per annum is??​

Answer 1

Answer:

5%

Step-by-step explanation:

let principal=p

amount=100

100=p(1+r/100) power1........(1)

also amount=105

105=p(1+r/100) power2 .........(2)

solving (1)/(2).

100/105=1/(1+r/100)

100+r=105

r=5%