Quantitative Aptitude

Simple and Compound Interest

3,394 Questions

All Simple interest and its inverse forms 768 Compound interest with annual compounding 742 Simple-interest growth and split sums 626 Difference between compound and simple interest 479 Half-yearly and quarterly compounding 252 Changing rates and fractional years 201 Installments (CI based) 190 Ratio of principal to interest 118 Population growth and depreciation 16

Simple and Compound Interest Questions

Multiple choice

Divide Rs. $793$ into three parts such that their amounts after $2, 3$ and $4$ years may be equal, the rate of interest being $5\%$. The ratio between these parts will be

$10:15:20$
$110:115:120$
$\displaystyle\frac{1}{10}:\frac{1}{15}:\frac{1}{20}$
$\displaystyle\frac{1}{110}:\frac{1}{115}:\frac{1}{120}$

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Multiple choice

For how many years should Rs. $1200$ be invested at $10\%$ p.a. in order to earn the same simple interest as is earned by investing Rs. $1800$ at $12\%$ p.a. for $5$ years ?

$9$
$10$
$12$
$11$

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Multiple choice

Rs. $2500$ becomes Rs.$ 3100$ in four years when the interest is simple. If the rate of interest is increased by $4$% then what will be the total amount after two years?

$2000$
$3000$
$4000$
$5000$

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Multiple choice

A sum of money was lent at simple interest at $11\%$ p.a. for $3\frac{1}{2}$ years and $4\frac{1}{2}$ years respectively. If the difference in interests for two periods was Rs. $5500$, then the sum is

Rs. $50050$
Rs. $55000$
Rs. $50000$
Rs. $50500$

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Multiple choice

Rishabh has a recurring deposit account in a post office for $3$ years at $10\%$ simple interest. If he gets $Rs\ 9,990$ as interest at the time of maturity. Find the amount of maturity.

$33,300$
$33,000$
$33,333$
None of the above

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Multiple choice

Rohit borrowed Rs. $24,000$ at $7.5$ per cent per year (simple interest). How much money will he pay at the end of $4$ years to clear his debt?

Rs. $56300$
Rs. $42100$
Rs. $31200$
Rs. $23200$

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Multiple choice

At what rate per cent per annum will Rs. $630$ produce an interest of Rs. $126$ in $4$ years ?

$3\%$
$5\%$
$8\%$
$9\%$

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Multiple choice

The simple interest on Rs. $18200$ from March $9, 2001$ to May $21, 2001$ at $7\cfrac{1}{2}$ % rate will be

Rs. $290$
Rs. $273$
Rs. $288$
Rs. $225$

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Multiple choice

Seep has a $4$ year recurring deposit account in a bank and deposits Rs $1800$ per month. If she gets Rs $1,08 ,450$ at the time of maturity , find rate of interest.

$12.5$ $\%$
$14$ $\%$
$18$ $\%$
None of the above

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Multiple choice

Mr. K deposited some amount in a bank for $7.5$ years at the rate of $6$% p.a. simple interest. Mr. K received $Rs. 1,01,500$ at the end of the term. Compute the initial deposit of Mr. K.

$Rs. 70,000$
$Rs. 7,000$
$Rs. 60,000$
$Rs. 80,000$

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Multiple choice

If a certain sum of money amounts to $Rs.\ 1760$ in two years and $Rs.\ 2000$ in $5$ years at simple interest, then the sum is:

$Rs.\ 1960$
$Rs.\ 1590$
$Rs.\ 1600$
None of these

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Multiple choice

What sum of money borrowed on $24^{th}$ May will amount to Rs.10,210.20 on $17^{th}$ October of the same year at 5 per cent per annum simple interest.

Rs.$9,811$
Rs$.10,010$
Rs.$13,526$
Rs.$15,530$

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Multiple choice

A car loan is offered at 8% annual interest, compounded annually. After the first year, the interest due is $240. What is the principal on the loan?

$ $2400$
$ $3000$
$ $4200$
$ $3500$

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Multiple choice

A sum of money doubles itself in 3 3 years at CI, when the interest is compounded annually. In how many years will it amount to $16$ times of itself?

$6$ years
$8$ years
$12$ years
$16$ years

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Multiple choice

The simple interest on a certain sum of money is $\displaystyle \frac{3}{8}$th of the sum in $\displaystyle 6\frac{1}{4}$ years. Find the rate per cent charged.

$5$%
$6$%
$7$%
$10$%

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