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##### Simple Interest & Compound Interest

# 1) 1) A
sum of Rs.400 amounts to Rs.480 in 4 years. What will it amount to if the rate
of interest is increased by 2%?

a)Rs.484 b) Rs.560

c)
Rs.512 d)None

2) 2) A
lent Rs.5000 to B for 2 years and Rs.3000 to C for 4 years on simple interest
at the same rate of interest and received Rs.2200 in all from both as interest.
The rate of interest per annum is

a)7% b)5% c)7 1/8%^{ }d)10%

3) What sum of money will amount to Rs.520 in 5 years and to Rs. 568 in 7 years at simple interest?

a)Rs.400 b) Rs.120

c)
Rs.510 d)
Rs.220

4)
A
lends Rs.2500 to B and a certain sum to C at the same time at 7% annual simple
interest. If after 4 years. A altogether receives Rs.1120 as interest from B
and C, the sum lent to C is

a)
Rs.700 b) Rs.6500

c)
Rs.4000 d)
Rs.1500

5)
A
sum of money lent out at simple interest amount to Rs.720 after 2 years and to
Rs.1020 after a further period of 5 years. The sum is:

a)
Rs.500 b) Rs.600

c) Rs.700 d) Rs.710

6.Compound
interest (compounded annually on a certain sum of money for 2 years 4% per
annum is Rs.102. The simple interest on the same sum for the same rate and for
the same period will be:

a)99 b)101 c)100 d)98

7.The
difference between simple and compound interest compound annually, on a certain
sum of money for 2 years at 4% per annum is Rs.1. The sum (in RS) is

a)650 b)630 c)625 d)640

8.The
compound interest on a certain sum of money invested for 2 years at 5% per
annum is RS.328. The Simple interest on the sum, at the same rate and for the
same period will be

a)320 b)308 c)300 d)287

9.The
compound interest on a certain sum of money for 2 years at 10% per annum is
Rs.420. The simple Interest on the same sum at the rate and for the same time
will be

a)350 b)375 c)380 d)400

10.There
is 100% increase to an amount in 8 years, at simple interest.Find the compound
interest of Rs.8000 after 2 years at the
same rate of interest.

a)2500 b)2000 c)2250 d)2125

Answers

1-c 2- d 3-a 4-d 5-b 6-c 7-c 8-a 9-d 10-d