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# Simple & Compound Interest || 18.05.2021

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Question 1

At what rate of simple interest per annum, will ₹400 amount to ₹520 in five years?

Question 2

A certain sum invested on compound interest (compounded annually) grows to
Rs. 5040 in three years. If the rate of interest is 20% for the first year, 40% for the second and 50% for the third year, then what is the sum?

Question 3

A sum of Rs. x was borrowed and paid back in two equal yearly instalments, each of
Rs. 35,280. If the rate of interest was 5%, compounded annually, then the value of x is:

Question 4

The compound interest (compounded annually) on a sum of money invested for two years is Rs.10125. If the rate of interest is 25% a per annum, then what is the amount after these two years?

Question 5

A man invested of his capital at 7%, at 8% and the remaining at 10% rate of simple interest. If his annual income from interests is Rs. 561,The capital invested was

Question 6

A man invested Rs. 3500, part of it at a yearly interest rate of 4% and the rest at 5%. He received a total annual interest of Rs. 153. How much did he invest at rate 5%?

Question 7

What will be the difference (in Rs.) between compound interest and simple interest for 4 years on a principal of Rs 12000 at the rate of 20% per annum?

Question 8

If the difference between S.I. and C.I. for 2 years on a sum of money lent at 5% compounded annually is Rs. 6, then the sum is

Question 9

If the simple interest on Rs. 400 for 10 years is Rs. 280, then rate of interest per annum is

Question 10

The difference between the compound interest and simple interest on Rs. x at 7% per annum for 2 years is Rs. 24.50. What is the value of x?
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