Question

What will be the compound interest earned on an amount of $Rs.5000$ in $2$ years?
I. The simple interest on the same amount at the same rate of interest in $5$ years is $Rs.2000$.
II. The compound interest and the simple interest earned in one year is the same.
III. The amount becomed more than double on compound interest in $10$ years.

• A. I only
• B. I and II only
• C. II and III only
• D. I and III only
• E. None of these

Answer 1

Answer: (A)

I only

$P=Rs.5000$ and $T=2years$.
I. S.I. on $Rs.5000$ in $5$ years is $Rs.2000$.
$\frac{5000\times R\times 5}{100}=2000\Rightarrow R=8$.
Thus I only gives the answer.
$\therefore$ Correct answer is (A).