Aptitude - Simple Interest

MCQ

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Q 11.

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

Options:

  • 50/9%

  • 59/9%

  • 62/9%

  • 67/9%

Q 12.

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?

Options:

  • 10%

  • 11%

  • 12%

  • 13%

Q 13.

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?

Options:

  • 0.1%

  • 0.2%

  • 0.3%

  • 0.4%

(1500 x R1 x 3)/100 - (1500 x R2 x 3)/100 = 13.50

Q 14.

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?

Options:

  • 23,600

  • 24,600

  • 25,600

  • 26,600

Q 15.

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?

Options:

  • 62,500 and 37,500

  • 82,500 and 17,500

  • 52,500 and 47,500

  • 72,500 and 27,500

Q 16.

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.

Options:

  • 6,400

  • 6,500

  • 6,600

  • 6,700

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