CBSE Class 7 Mathematics Simple Interest MCQs

Question - The simple interest on a certain sum of money at the rate of 5% per annum for 8 years is Rs. 840. Rate of interest for which the same amount of interest can be received on the same sum after 5 years is ?
a) 7% per annum
b) 8% per annum
c) 9% per annum
d) 10% per annum

Answer : B

Question - In simple interest rate per annum a certain sum amounts to Rs. 5,182 in 2 years and Rs. 5,832 in 3 years. The principal in rupees is ?
a) Rs. 2882
b) Rs. 5000
c) Rs. 3882
d) Rs. 4000

Answer : C

Question - The sum lent at 5% per annum (i.e. 365 days) simple interest, that produces interest, of 2.00 a day, is ?
a) 1,400
b) 14,700
c) 14,600
d) 7,300

Answer : C

Question - Ratio of the principal and the amount after 1 year is 10:12. Then the rate of interest per annum is ?
a) 12%
b) 16%
c) 18%
d) 20%

Answer : D

Question - A man buys a watch for Rs. 1950 in cash and sells it for Rs. 2200 at a credit of 1 year. If the rate of interest be 10% per annum, then how much profit or loss will he have ?
a) Rs. 55 gain
b) Rs. 30 profit
c) Rs. 30 loss
d) Rs. 30 profit

Answer : A

Question - A sum of 1750 is divided into two parts such that the interests on the first part at 8% simple interest per annum and that on the other part at 6% simple interest per annum are equal. The interest on each part (In rupees) is ?
a) 60
b) 65
c) 70
d) 40

Answer : A

Question - The simple interest on a certain sum for 8 months at 4% per annum is 129 less than the simple interest on the same sum for 15 months at 5% per annum. The sum is ?
a) 2,580
b) 2400
c) 2529
d) 3600

Answer : D

Question - Equal sum of money are lent to X and Y at 7.5% per annum for a period of 4 years and 5 years respectively. If the difference in interest, paid by them was 150, the sum lent to each was ?
a) 500
b) 1000
c) 2000
d) 3000

Answer : C

Question - A sum of 1500 is lent out in two parts in such a way that the simple interest on one part at 10% per annum for 5 years is equal to that on another part at 12.5% per annum for 4 years. The sum lent out at 12.5% is ?
a) 500
b) 1000
c) 750
d) 1250

Answer : C

Question - The simple interest on 4,000 in 3 years at the rate of x% per annum equals the simple interest on 5,000 at the rate of 12% per annum in 2 years. The value of x is ?
a) 10%
b) 6%
c) 8%
d) 9%

Answer : A

Question - What annual instalment will discharge a debt of 6450 due in 4 years at 5% simple interest ?
a) 1500
b) 1835
c) 1935
d) 1950

Answer : A

Question - If the ratio of principal and the simple interest for 5 years is 10 : 3, then the rate of interest is ?
a) 5%
b) 6%
c) 8%
d) 3%

Answer : D

Question - The rate of simple interest per annum of bank being decreased from 5% to 3 and 1/2 %, the annual income of a person from interest was less by Rs. 105. The sum deposited at the bank was ?
a) Rs. 6,000
b) Rs. 7,200
c) Rs. 6,800
d) Rs. 7,000

Answer : D

Question - At some rate of simple interest, A lent 6,000 to B for 2 years and 1,500 to C for 4 years and received 9,00 as interest from both of them together. The rate of interest per annum was ?
a) 5%
b) 6%
c) 8%
d) 10%

Answer : A

Question - What sum of money must be given as simple interest for six months at 4% per annum in order to earn 150 interest ?
a) 5000
b) 7500
c) 10000
d) 15000

Answer : B

Question - The simple interest on a sum for 5 years is one fourth of the sum. The rate of interest per annum is ?
a) 5%
b) 6%
c) 4%
d) 8%

Answer : A

Question - A sum of 1550 was lent partly at 5% and partly at 8% simple interest. The total interest received after 3 years is 300. The ratio of money lent at 5% to that at 8% is ?
a) 5 : 8
b) 8 : 5
c) 31 : 6
d) 16 : 15

Answer : D

Question - What sum will amount to 7000 in 5 years at 3 and 1/3 % simple interest ?
a) 6300
b) 6500
c) 6000
d) 5000

Answer : C

Question - With a given rate of simple interest, the ratio of principal and amount for a certain period of time is 4 : 5. After 3 years, with the same rate of interest, the ratio of the principal and amount becomes 5 : 7. The rate of interest is ?
a) 4%
b) 6%
c) 5%
d) 7%

Answer : C

Question - A sum of 2,400 amounts to3,264 in 4 years at a certain rate of simple interest. If the rate of interest is increased by 1%, the same sum in the same time would amount to ?
a) 3,288
b) 3,312
c) 3,340
d) 3,360

Answer : D

Question - A sum of Rs. 4000 is lent out in two parts, one at 8% simple interest and the other at 10% simple interest. If the annual interest is Rs. 352, the sum lent at 8% is ?
a) Rs. 2900
b) Rs. 2200
c) Rs. 2400
d) Rs. 3100

Answer : C

Question - The amount to be paid, when principal = Rs. 2000, rate of simple interest (R) = 5%, T = 2 years, is ?
a) Rs. 3,200
b) Rs. 2,400
c) Rs. 2,200
d) Rs. 3,400

Answer : C

Question - A person lent 5,000 partly at the rate of 4 per cent and partly at the rate of 5 per cent per annum simple interest. The total interest after 2 years is 440. To find the sum of money lent at each of the above rates, 5,000 is to be divided in the ratio ?
a) 4 : 5
b) 3 : 2
c) 5 : 4
d) 2 : 3

Answer : B

Question - How much simple interest will Rs. 4000 earn in 18 months at 12% per annum ?
a) Rs. 216
b) Rs. 360
c) Rs. 720
d) Rs. 960

Answer : C

Question - The difference between the simple interest received from two different banks on 500 for 2 years is 2.50. The difference between their (per annum) rate of interest is ?
a) 0.10%
b) 0.25%
c) 0.50%
d) 1.00%

Answer : B

Question - A sum of 400 amounts to 480 in 4 years. What will it amount to if the rate of interest is increased by 2% ?
a) 484
b) 560
c) 512
d) None of these

Answer : C

Question - A sum of Rs. 800 amounts to Rs. 920 in 3 years at the simple interest rate. If the rate is increased by 3% p.a., what will be the sum amount to in the same period ?
a) 992
b) 962
c) 942
d) 982

Answer : A

Question - Arun lends 20,000 to two of his friends. He gives 12,000 to the first at 8% p.a. simple interest. Arun wants to make a profit of 10% on the whole. The simple interest rate at which he should lend the remaining sum of money to the second friend is ?
a) 8%
b) 16%
c) 12%
d) 13%

Answer : D

Question - The difference between the simple interest received from two different sources on 1500 for 3 years is 13.50. The difference between their rates of interest is ?
a) 0.1%
b) 0.2%
c) 0.3%
d) 0.4%

Answer : C

Question - A lent 5000 to B for 2 years and 3000 to C for 4 years on simple interest at the same rate of interest and received 2200 in all from both as interest. The rate of interest per annum is ?
a) 7%
b) 5%
c) 7 and 1/8 %
d) 10%

Answer : D