The simple interest at x% for x years will be Rs. x on a sum of:

A. Rs. x

B. Rs. $$\frac{{100}}{x}$$

C. Rs. 100x

D. Rs. $$\frac{{100}}{{{x^2}}}$$

Answer: Option B

Solution(By Examveda Team)

$$\eqalign{ & {\text{Sum}} = {\frac{{100 \times S.I.}}{{R \times T}}} \cr & = {\text{Rs}}{\text{.}}\,\, {\frac{{100 \times x}}{{x \times x}}} \cr & = {\text{Rs}}{\text{.}}\,\, {\frac{{100}}{x}} \cr} $$