Question

find the sum of money that amounts to Rs. 31,740 in 2 years of the interest is compounded annually at the rate of 15% per annum​

Answer 1

Answer:

41976.15

Step-by-step explanation:

for these type of questions use the formula:- A= P × (1 + r divided by 100).

Answer 2

Answer:

₹24000

Step-by-step explanation:

Let the sum be principal.

Then, Amount = P(1+R/100)^n

31740 = P(1+15/100)²

31740 = P× 115/100×115/100

1/P = 115/100×115/100×1/31740

1/P = 1/24000

P = ₹24000

Hence, the sum is ₹24000.