What will be the amount (In ₹) if a sum of ₹ $5000$ is placed at compound interest for $3$ years while rate of interest for the first, second and third years is $2,3$ and $4$ per cent, respectively?

What would be the $C.I.$ obtained on an amount of $12500$ at the rate of $12 \,p.c.p.a.$ after $2$ years (In $Rs.$) ?

In how many years will ₹ $2,000$ yield ₹ $662$ as compound interest at $10 \%$ per Annum compounded annually?

A tree increases annually by $\frac{1}{8}$ of its height. By how much will it increase (In $cm$) after $2$ years, if it stands today $64 cm$ high?

Aditya invested certain amount in two different schemes $A$ and $B$. Scheme $A$ offer $S.I$ @ $12$ $p.c.p.a.$ and scheme $B$ offer $C.I.$ @ $10$ $p.c.p.a.$ Interest accured on the amount invested in scheme $A$ in $2$  years was $Rs. 3600$ and the total amount invested was $Rs. 35000$. What was the interest accured on the amount (In $Rs.$) invested in scheme $B$?

The simple interest on a certain sum of money for $3$ years at $8 \%$ per annum is half the compound interest on ₹ $4000$ for $2$ years at $10 \%$ per annum. The sum placed on simple interest (In ₹) is