Difference between simple and compound interest compounded annually on a certain sum of money for 2

English

Gujarati

Hindi

6.Interest

easy

The difference between simple and compound interest compounded annually on a certain sum of money for $2$ years at $4 \%$ per annum is $Rs. 1$ The sum (in $Rs.$) is

A

$625$

B

$630$

C

$640$

D

$650$

Solution

Difference between CI and SI for 2 years $=\frac{P R^{2}}{100^{2}}$

$\Rightarrow \frac{P \times 16}{100^{2}}=1 \quad \Rightarrow \quad P=R s .625$

Standard 13

Quantitative Aptitude

Share

Similar Questions

The population of a town increases by $5 \%$ every year. If the present population is $9261,$ the population $3$ $years$ ago was

medium

$B$ borrow ₹ $5,000$ from $A$ at $6 \%$ p.a. simple interest and lends it to $C$ 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 $B$ in the transaction is (In ₹)

medium

Which of the statement given below are sufficient to answer the following question.

What is the rate of interest per annum on an investment of $Rs. 800 ?$

($I$) The income from $S.I.$ at the end of $3$ years at the same rate of interest is $19$

($II$) $C.I.$ is $15.76$ more than $S.I.$ on same sum $\&$ same rate in $2$ years

easy

On what sum will the compound interest (In ₹) for $2 \frac{1}{2}$ years at $10 \%$ amount to ₹ $6352.50 ?$

easy

What sum will amount (In ₹) to ₹ $15916.59$ in $3$ years at compound interest, the interest for first, second and third year being $3,2$ and $1$ per cent, respectively?

medium