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After getting an 8% increase in the salary, Mohan's new salary is ₹ 1,51,200. What was his original salary?
Given :
Percentage increase in Mohan's salary = 8%
Mohan's new salary = 151200
To find :
We have to find Mohan's original salary.
Solution :
Let Mohan's original salary be $x$
Percentage increase in Mohan's salary = 8%
Mohan's increased salary $=\frac{8}{100} \times x = \frac{8x}{100}$
$Original salary + Increased salary = New salary $
$x + \frac{8x}{100} = 151200$
$\frac{100x + 8x}{100} = 151200$
$\frac{108 x}{100} = 151200$
$x = \frac{151200 \times 100}{108}$
$x = 1400 \times 100$
$x = 140000$
Mohan's Original salary is 1,40,000₹. 
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