The compound interest (In ₹) on ₹ $10000$ at $20 \%$ per annum at the end of $1$ year $6$ months if the interest is calculated half-yearly will be

If the compound interest on a sum for $2$ years at $12 \frac{1}{2} \%$ per cent is ₹ $510$, the simple interest (In ₹) on the same sum at the same rate for same period of time is

Sonika invested an amount of ₹ $5800$ for $2$ years. At what rate of compound interest (In $\% p.a.$) will she get an amount of ₹ $594.50$ at the end of two years?

The difference between simple and compound interest on sum of $10000$ is $64$ for $2$ years. Find the rate of interest.

The difference between simple and compound interest compounded annually on a certain sum of money for $2$ years at $4 \%$ per annum is ₹ $8$. The sum is (In ₹)

On a sum of money, the simple interest for $2$ $years$ is ₹ $660$, while the compound interest is ₹ $696.30$, the rate of interest being the same in both the cases. The rate of interest (In $\%$) is