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6.Interest
easy
If the difference between $S.I.$ and $C.I.$ for $2$ years on a sum of money lent at $5 \%$ is $ 6,$ then the sum is (In ₹)
A
$2200$
B
$2400$
C
$2600$
D
$2000$
Solution
(b) Difference $=\left(\frac{P r^{2}}{100}\right)$
$\Rightarrow \quad 6=\frac{P \times 5 \times 5}{10000}$
$25 P=60000$
$P=\frac{60000}{5}=2400$
Standard 13
Quantitative Aptitude