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Amit was given an increment of 20% on his salary . If his new salary is Rs 30600 , what was his salary before the increment ?

Asked by sangita | 10th Jun, 2017, 02:07: PM

Expert Answer:

begin mathsize 16px style Amit space was space given space an space increment space of space 20 percent sign space on space his space salary space. space If space his space new space salary space is space Rs space 30600 space comma space

Let space Amit apostrophe straight s space salary space before space increment space be space Rs. space straight x.
Increment equals 20 percent sign space of space straight x
New space salary equals Rs. space 30600
Thus comma space we space have
Salary space before space increment plus Increment equals New space salary
rightwards double arrow straight x plus 20 percent sign space of space straight x equals 30600
rightwards double arrow straight x plus 20 over 100 cross times straight x equals 30600
rightwards double arrow fraction numerator 100 straight x plus 20 straight x over denominator 100 end fraction equals 30600
rightwards double arrow fraction numerator 120 straight x over denominator 100 end fraction equals 30600
rightwards double arrow straight x equals fraction numerator 30600 cross times 100 over denominator 120 end fraction
rightwards double arrow straight x equals 25500
Thus comma space Amit apostrophe straight s space salary space before space increment space was space Rs. space 25 comma 500. end style

Answered by Rashmi Khot | 10th Jun, 2017, 07:23: PM