# Aptitude - Simple Interest

MCQ

Q 1.

Tom invested an amount of INR 13,900 divided into two schemes S1 and S2 at simple interest of 14% p.a. and 15% p.a. respectively.

If the total interest earned after 2 years is INR 3,508 then, find the amount invested in scheme S2.

Option: A

6,400

Option: B

6,500

Option: C

6,600

Option: D

6,700

Q 2.

Vijay invested Rs. 100,000 in two types of shares. The first investment yields an interest of 9% p.a. and the second 11% p.a.

If the total interest at the end of 1 year is 39/4% then the amount invested in each share was?

Option: A

62,500 and 37,500

Option: B

82,500 and 17,500

Option: C

52,500 and 47,500

Option: D

72,500 and 27,500

Q 3.

If the annual rate of interest declined from 8% to 31/4% and the income diminished by Rs. 61.50 then what was the capital?

Option: A

23,600

Option: B

24,600

Option: C

25,600

Option: D

26,600

Q 4.

The difference between the simple interest earned from two different sources on \$1500 for 3 years is \$13.50. What is the difference between their rate of interest?

Option: A

0.1%

Option: B

0.2%

Option: C

0.3%

Option: D

0.4%

Q 5.

Alice lent \$5000 to Bob and \$3000 to Eve for 4 years on simple interest at the same rate. She received \$2200 after 4 years in all from both of them as interest. What is the rate of interest per annum?

Option: A

10%

Option: B

11%

Option: C

12%

Option: D

13%

Q 6.

If a sum of money becomes 7/6 of itself in 3 years at R% p.a. simple interest. Find the rate of interest.

Option: A

50/9%

Option: B

59/9%

Option: C

62/9%

Option: D

67/9%

Q 7.

In how many years would the simple interest on certain sum be 0.125 times the principal at 10% p.a.?

Option: A

7/4 years

Option: B

5/4 years

Option: C

11/4 years

Option: D

9/4 years

Q 8.

At what rate of interest will a sum of money double itself in 12 years?

Option: A

22/3%

Option: B

25/3%

Option: C

28/3%

Option: D

31/3%

Q 9.

If a sum of money amounts to INR 9800 and INR 12005 after 5 and 8 years respectively at the same rate of simple interest then, find the interest rate per annum.

Option: A

10%

Option: B

12%

Option: C

14%

Option: D

16%

Q 10.

If a sum of money at simple interest amounts to \$815 and \$854 in 3 and 4 years respectively then what was the amount that was invested?

Option: A

\$698

Option: B

\$690

Option: C

\$798

Option: D

\$790

Q 11.

Monty borrowed X amount of money from the bank at 6% p.a. for the first 3 years, 9% p.a. for the next 5 years and 13% p.a. for beyond 8 years. If we paid total INR 8160 as interest at the end of 11 years then what was the amount he borrowed?

Option: A

9000

Option: B

11000

Option: C

8000

Option: D

10000

Q 12.

In how many years Rs. 150 will produce the same interest at 8% p.a. as Rs. 800 produce in 3 years at 4.5% p.a.?

Option: A

6 years

Option: B

7 years

Option: C

8 years

Option: D

9 years

Q 13.

If Rs. 800 becomes Rs. 956 in 3 years at R% p.a. simple interest. So, if the rate is increated by 4% then what will Rs. 800 become in 3 years?

Option: A

1050

Option: B

1051

Option: C

1052

Option: D

1053

Q 14.

If Rs. 12,500 amount to Rs. 15,500 in 4 years at R% p.a. simple interest then what is the value of R?

Option: A

6%

Option: B

7%

Option: C

5%

Option: D

4%

Q 15.

At what rate p.a. simple interest will a sum of money double itself in 16 years?

Option: A

25/4%

Option: B

26/4%

Option: C

27/4%

Option: D

28/4%

Q 16.

Find simple interest if Rs. 100 is invested at 10% p.a. for 3 months.

Option: A

2.5

Option: B

3.5

Option: C

4.5

Option: D

5.5