1.In 5 years the simple interest on a certain sum amounts to 1/4th of the sum. The rate of interest per annum is

(a)4%

(b)5%

(c )6%

(d)can’t be determined

b

2. Rs. 4800 becomes Rs. 6000 in 4 yrs. At a certain rate of compound interest what will be the sum after 12 years?

(a)Rs. 10, 375

(b)Rs. 8, 375

(c )Rs. 9,375

(d)can’t be determined

c

3.If a sum at compound interest becomes Rs. 16900 in 2yrs. And Rs. 17576 in 3 yrs. Then find the rate of interest?

(a)4%

(b)5%

(c )6%

(d)7.1% (e)8%

a

4.Simple interest on a certain sum for 4 yrs is Rs. 200 and for 5 yrs. Is Rs. 250 Find the sum

(a)Rs. 1000

(b)Rs. 2000

(c )Rs.800

(d)Data inadequate

(e)None

d

5.What is the least no.of years for which simple interest must be reckoned at 3% on Rs. 212.50 so that the interest may be an exact number of rupees?

(a)6

(b)8

(c )4

(d)Data inadequate

(e)none

b

6.Two equal sums were loan at 5% and 4% respectively and joint interest on a certain sum of money 3 yrs. At 5% p.a. is Rs. 122. Find the sum

(a)Rs.14,000

(b)Rs. 16,000

(c )Rs. 18,000

(d)Rs. 20,000

(e)None

d

7.The difference between compound interest and simple interest on a certain sum of money 3 yrs. At 5% p.a is Rs. 122 Find the sum.

(a)Rs. 14,000

(b)Rs. 16,000

(c )Rs. 18,000

(d)Rs.20,000

(e)None

b

8. Difference between simple interest and compound interest for 3 years at 10% p… is Rs. 93, the sum is

(a) Rs. 2500

(b) Rs.2750

(c) Rs.3000

(d) Rs. 3500

c

9. A cretin sum of money at simple interest amounts to Rs. 1012 in 21/2 yrs and to R. 1067.20 in 4 yrs. The rate of interest p.a is

(a)3%

(b)2.5%

(c )4%

(d)None

d

10.A lnt Rs. 400 to B for 2 yrs. And Rs. 250 to C for 4 yrs. And received altogether from both Rs. 360 as interest. Find the rate of interest, simple interest being calculated?

(a) 5

(b) 10

(c) 15

(d) 20

(e) 25

d