Aptitude - Simple Interest

MCQ

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Q 1.

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

Options:

  • 2.5

  • 3.5

  • 4.5

  • 5.5

Q 2.

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

Options:

  • 25/4%

  • 26/4%

  • 27/4%

  • 28/4%

Q 3.

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?

Options:

  • 6%

  • 7%

  • 5%

  • 4%

Q 4.

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?

Options:

  • 1050

  • 1051

  • 1052

  • 1053

Q 5.

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.?

Options:

  • 6 years

  • 7 years

  • 8 years

  • 9 years

Q 6.

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?

Options:

  • 9000

  • 11000

  • 8000

  • 10000

Q 7.

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?

Options:

  • $698

  • $690

  • $798

  • $790

Q 8.

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.

Options:

  • 10%

  • 12%

  • 14%

  • 16%

Q 9.

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

Options:

  • 22/3%

  • 25/3%

  • 28/3%

  • 31/3%

Q 10.

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

Options:

  • 7/4 years

  • 5/4 years

  • 11/4 years

  • 9/4 years

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