UP POLICE CONSTABLE (INTEREST) QUANT QUIZ-4

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Question 1:

A certain sum of money amounts to Rs. 5000 in 5 years at $10 \%$ per annum. In how many years will it amount to Rs. 6000 at the same rate?

Question 2:

If Rs. 15,000 becomes Rs. 20,000 in 3 years at a certain rate of simple interest then find the rate of interest?

Question 3:

At certain rate of interest in certain time period Rs. 42,000 becomes Rs.46,000. If rate of interest decreases by $10 \%$ and time period is doubled what will be new amount (in rupee)?

Question 4:

Interest received on Rs. 18,000 at $3.5 \%$ p.a for 7 years is $x$ Rs. If the rate of interest becomes $5 \%$ p.a, how many extra interest will be incurred?

Question 5:

An amount of Rs. 2,400 amounts to Rs. 3264 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

Question 6:

B borrowed Rs. 5000 from A at $6 \%$ p.a. simple interest and lends it to $\mathrm{C}$ at compound interest of $10 \%$ p.a. If B collects the money back from C after 2 years and repays $A$, the profit made by $\mathrm{B}$ in the transaction is:

Question 7:

Rs. 2,400 becomes Rs. 3,000 in $6 \frac{1}{4}$ years, find out the rate of interest?

Question 8:

Certain sum becomes 4 times in 12 years. If Rate of interest reduces by $20 \%$. How many times it would in 45 years?

Question 9:

In how much time a sum of Rs. 10,000 will become Rs.14,641 at the rate of $10 \%$ per annum interest, while the interest is compounded annually.

Question 10:

At a certain rate of simple intrest Rs.900 becomes Rs. 1215 in 5 years, then find the rate of interest?