If $64000$ is deposited at $5 \%$ compound interest for a period of $18$ months, interest being compounded half-yearly, find the amount.
$69821$
$68921$
$62891$
$62981$
Raghu invested a certain sum in Scheme $X$ for $4$ years.Scheme $X$ offers simple interest at $12$ per cent pa for the firsttwo years and compound interest (compounded annually) at $20$ per cent pa for the next two years. The total interest earned by him after $4$ years is ₹ $11016 .$ What was the sum (In ₹) invested by Raghu in Scheme $X ?$
The compound interest (In ₹) on ₹ $2000$ at $5 \%$ per annum, compounded yearly, for $2$ years is
A certain sum will amount to ₹ $12,100$ in $2$ years at $10 \%$ per annum of compound interest, interest being compounded annually. The sum is (In ₹)
The principal that amounts to ₹ $4913$ in $3$ years at $6 \frac{1}{4} \%$ per annum compound interest compounded annually (In ₹) is.
The population of a country is $10$ crore and it is the possibility that the population will become $13.31$ crore in $3$ years. What will be the annual rate per cent of this growth?