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The salary of a man was increased in the ratio 40:47. calculate the percentage increase ...

The salary of a man was increased in the ratio 40:47. calculate the percentage increase in the salary
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  • A 85.1%
  • B 58.5%
  • C 17.5%
  • D 14.9%
Correct Answer: Option C
Explanation:
\(\%Increase = \frac{Actual \hspace{1mm}increase}{initial \hspace{1mm}ratio}\times 100\%\)
Actual increase = 7; Initial ratio = 40
\(=\left(\frac{7}{40} \times 100\%\right)=\frac{35}{2}=17.5\%\)

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