At what rate per cent per annum will ₹ $1000$ amount to ₹ $1331$ in $3$ years? The interest is compounded yearly.
$10$
$12$
$13$
None of these
What annual payment (In ₹) will discharge a debt of ₹ $1025$ due in $2$ years at the rate of $5 \%$ compound interest?
A man gave $50 \%$ of his savings of ₹ $84,100$ to his wife and divided the remaining sum among his two sons $A$ and $B$ of $15$ and $13$ years of age respectively. He divided it in such a way that each of his sons, when they attain the age of $18$ years, would receive the same amount at $5 \%$ compound interest per annum. The share of $B$ was (In ₹)
Divide $Rs. 2602$ between $X$ and $Y$, so that the amount of $X$ after $7 \,yr$ is equal to the amount of $Y$ after $9 \,yr$, the interest being compounded at $4 \%$ pa.
The production of a factory grows at a $8 \%$ $p.a.$ What will be its production (In $lakh tonnes$) for the year $2010$ , if its production in $2008$ was $70$ lakh tonnes?
If $Rs. 1200$ amounts to $Rs. 1323$ in $2$ years at compound interest compounded annually, what will $Rs. 1600$ amount (In $Rs.$) to in $3$ years at the same rate?