1. COMPOUND INTEREST AND SIMPLE INTEREST TUTORIAL

2. Q. 1 There is 80% increase in an amount in 8 years at simple interest
Q.1 There is 80% increase in an amount in 8 years at simple interest. What will be the compound interest of Rs. 14,000 after 3 years at the same rate?
4634
4865
4896
4456

3. Q.2 If the simple interest on a sum of money for 2 years at 5% per annum is Rs. 60, what is the compound interest on the same at the same rate and for the same time?
62.5
61.5 62 61

4. Q. 3 The difference between simple interest and compound on Rs
Q.3 The difference between simple interest and compound on Rs. 900 for one year at 10% per annum reckoned half-yearly is:
2.45
2.55
2.35
2.25

5. Q. 4 At what rate of compound interest per annum will a sum of Rs
Q.4 At what rate of compound interest per annum will a sum of Rs become Rs in 2 years? 6% 7% 5% 4%

6. Q.5 Simple interest on a certain sum of money for 4 years at 5% per annum is half the compound interest on Rs for 2 years at 10% per annum. The sum placed on simple interest is:
1575
2200
1650
NONE OF THESE

7. Q.6 The compound interest on a certain sum for 2 years at 10% per annum is Rs The simple interest on the same sum for double the time at half the rate percent per annum is:
400
500
600
700

8. Q. 7 A sum of money at simple interest amounts to Rs
Q.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:
675
698
655
689 

9. Q. 8) A sum fetched a total simple interest of Rs. 4016
Q.8) A sum fetched a total simple interest of Rs at the rate of 9 p.c.p.a. in 5 years. What is the sum?
8925
8952
8965
8565

10. Q. 9 A sum of Rs. 12,500 amounts to Rs
Q.9 A sum of Rs. 12,500 amounts to Rs. 15,500 in 4 years at the rate of simple interest. What is the rate of interest? 3% 4% 5% 6%

11. Q. 10 A lent Rs. 5000 to B for 2 years and Rs
Q.10  A lent Rs to B for 2 years and Rs to C for 4 years on simple interest at the same rate of interest and received Rs in all from both of them as interest. The rate of interest per annum is:
15%
10% 8% 9%

12. Q.11 A sum of money amounts to Rs after 5 years and Rs after 8 years at the same rate of simple interest. The rate of interest per annum is: 5% 8%
12%
NONE OF THESE

13. Q. 12 A certain amount earns simple interest of Rs. 1750 after 7 years
Q.12 A certain amount earns simple interest of Rs after 7 years. Had the interest been 2% more, how much more interest would it have earned? 35 45 55
DATA INADEQUATE