1.
What will be the simple interest of Rs. 27000 in 8 months at 10% rate of interest?
2.
A sum of money trebles in 20 years at simple interest. At the same rate of interest, in how many years the amount will be doubled?
3.
At what rate of interest, the simple interest on a sum of money is double the principal?
4.
A sum of money amounts to Rs. 5200 in 5 years and to Rs. 5680 in 7 years, what is the rate of interest?
5.
How much time will it take to earn Rs. 81 interest on Rs. 450 at 4.5% p.a. simple interest?
6.
If Rs. 640 amounts to Rs. 832 in 2 years. What will be the amount of Rs. 860 in 4 years at that rate?
7.
A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is
8.
At what rate of simple interest a sum of money doubles in 10 years?
9.
The rate at which a sum becomes 4 times of itself in 15 years at simple interest?
10.
How long will it take for a sum of money invested a 5% p.a. to increase by 40%?
11.
What will be the interest on Rs. 8000 at 15% interest for 2 years and 3 months?
12.
The interest of Rs. 1 per month is 2 paisa. What is the rate of interest?
13.
A sum of money amounts to Rs. 15400 in 6 years. If the rate of interest is 9%, what is the principal?
14.
How much should be deposited to earn Rs. 400 as interest in 3 years at 10% rate of simple interest?
15.
In how many years will Rs. 640 give interest of Rs. 192 at 15% rate of interest?
Question Number 14 is wrong!