A person takes ₹ $10,000$ loan at the rate of $10 \%$ interest compounding yearly for the period of $4$ years. How much interest (In ₹) he has to pay?
$4371$
$4581$
$4641$
$4641$
A sum put out at $4 \%$ compound interest payable half-yearly amounts to ₹ $6632.55$ in $1 \frac{1}{2}$ years. The sum (In ₹) is
The compound interest on $\$ 1,800$ at $10 \%$ per annum for a certain period of time is $\$ 378 .$ Find the time in years.
A certain sum at compound interest amounts in two years to ₹ $2809$ and in three years to ₹ $2977.54 .$ Find the rate of interest and the original sum (In ₹).
What is $C.I.$ (In $Rs.$) on $Rs. 7500$ for $4$ years if the rate of interest is $10 \%$ p.a. for the first $2$ year and $20 \%$ $p.a.$ for the next $2$ year?
A sum of money at compound interest doubles itself in $15$ years. It will become eight times of itself in (In $years$)