A person's salary has increased from Rs.7200 to Rs.8100. What is the percentage increase in his salary?

A) 25%

B) 18%

C) \( \Large 16\frac{2}{3} \)

D) \( \Large 12\frac{1}{2} \)

Correct answer:
D) \( \Large 12\frac{1}{2} \)

Description for Correct answer:
Percentage increase in salary

= \( \Large \frac{8100-7200}{7200} \times 100 \)

\( \Large \frac{900}{7200} \times 100 = \) = 12.5%


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