COMPOUND INTEREST
1.
Find compound interest on Rs 1600 at 2.5% p.a. for 2 years.
a.
Rs 80
b.
Rs 81
c.
Rs 82
d.
Rs 1681
2.
Find compound interest on Rs 8000 at 5% p.a. for 3 years.
a.
1200
b.
1250
c.
1261
d.
9261
3.
Rs. 10000 is borrowed at 20% p.a. interest compounded half-yearly.
Find the amount repayable after one year.
a.
11000
b.
12000
c.
12100
d.
14400
4.
Find the compound interest on Rs. 8000 at 20% p.a. for 9
months, interest being compounded quarterly.
a.
1000
b.
1200
c.
1250
d.
1261
5.
Find compound interest on Rs 25000 at 20% p.a. for 2.5 years,
if interest is compounded annually.
a.
39600
b.
14600
c.
37500
d.
12500
6.
If compound interest on a certain sum for 2 years at 10%
p.a. is Rs 315, what is the sum lent?
a.
1500
b.
1800
c.
2000
d.
2250
7.
If compound interest for the second year on a certain sum
at 10% p.a. is Rs 132, find the principal
a.
600
b.
1000
c.
1100
d.
1200
8.
A certain sum of money invested at a certain rate of
compound interest doubles in 6 years. In how many years will it become 8 times?
a.
12 years
b.
18 years
c.
24 years
d.
30 years
9.
A certain sum, invested at compound interest becomes Rs
3000 in 3 years and Rs 6000 in 6 years. Find the amount after 9 years.
a.
7500
b.
9000
c.
10000
d.
12000
10.
If compound interest on a certain sum of money for a particular
year at 10% p.a. is Rs 990, find compound interest for the succeeding year,
assuming interest is compounded annually.
a.
990
b.
1000
c.
1089
d.
1200
1 - B
2 - C
3 - C
4 - D
5 - B
6 - A
7 - D
8 - B
9 - D
10- C