The difference between the compound interest and the simple interest on ₹ $8000$ for $3$ years at $5 \%$ per annum is (In ₹)
$61$
$63$
$65$
None of these
An amount of ₹ $8000$ was deposited at simple interest for $3$ years at $7.5$ $\%$ per annum. How much more would have gained (In ₹) had it been deposited at the same rate per cent compound interest?
At what rate per cent compound interest does a sum of money become $16$ times in $4$ years?
Find the difference (In $Rs.$) between $C.I. \& S.I.$ on $Rs. 13000$ at $4 \%$ per annum for $3$ years?
Which of the statement given below are sufficient to answer the following question.
What is the rate of interest per annum on an investment of $Rs. 800 ?$
($I$) The income from $S.I.$ at the end of $3$ years at the same rate of interest is $19$
($II$) $C.I.$ is $15.76$ more than $S.I.$ on same sum $\&$ same rate in $2$ years
Find the least number of complete years in which a sum of money put out at $20 \%$ compound interest will be more than double?