1.If the rate of interest rises from 111⁄2% to 13%, a man’s annual income from interest an investment of a principal amount in rupees is

(a)Rs. 10,0000

(b)Rs. 108000

(c )Rs. 118000

(d)180000

b

2.A and B took some amount of money from a bank on the same date at an interest of 10% p.a after two years A paid completetly his principal together with interest by an amount which was exactly equal to what B paid after three yeara as principal and interest. The rate of principal amount of A to that of B is

(a)3.2

(b)2:3

(c )12:13

(d)13:12

d

3.One can purchase a refrigerator by one time payement of Rs. 9800 or by paying Rs. 2000 each down plus 4 monthly installments of Rs. 2000 each. If the first installment is to be paid 1 month after the date of delivery of the refrigerator , then the rate of simple interest chaangd by the dealer under the installment scheme is

(a)8%

(b)9%

(c )10%

(d)12.5%

d

4.A man borrowed Rs. 3125 for compound interest and it amounted to Rs. 4500 in 2 years. The rate of compound interest p.a is

(a)30%

(b)25%

(c )20%

(d)15%

c

5.Rs. 4000 is insested at a fixed deposits scheme for 5 yrs at 16% p.a (simple interest) and the same time Rs. 6400 in a Bank for 4 yrs. If at the end of the respectiveperiods the interest in both the cases be the same , the rate percent p.1 in the second case of the Bank is.

(a)10

(b)11

(c )12

(d)121⁄2

d

6.If the simple interest = I, the period in years = N, the rate of interest percent p.a = R , then the principal P is given by:

(a)100I/NR

(b)100R/N

(c )100 IN/R

(d)I / 100NR

a

7.The value of a machine purchased for Rs. 2,00,000 depreclates at the rate of 10% every year the cost of the machine after three years will be

(a)Rs. 60,000

(b)Rs.140,000

(c )Rs.145,800

(d)Rs.266,200

c

8. A person borrowed a sum of Rs. 1600 at simple interest of 4.5% p.a and invested it at an interest of 5% p.a compounded annually At the end of the third year, he earned a profit of;

(a)Rs.56.60

(b)Rs. 47.50

(c )Rs. 36.20

(d)Rs.31.75

c

9. Prabhakar deposited Rs. 5000 in the bank and the bank offered simple interest at the rate of 12 percent per year .After 5 year the total amount received by him will be.

(a)Rs. 7000

(b)Rs.7500

(c )Rs.8000

(d)Rs.8500

c

10.Rs. 6200 amounts to Rs. 9176 in four years at simple interest, if the interest rate is increased by 3%it would amount to how much?

(a)Rs. 8432

(b)Rs. 9920

(c )Rs. 10920

(d)None

b