Question

The salary of a person was increased by 15%.If his salary now is Rs.9936, what was his inetial salary 
please tell the right answer​

Answer 1

The person's initial salary was 8640 Rs. :. 9936-1296=8640 Rs. 

Answer 2

Let initial salary be x

Increment=15%of x=15/100 × x

New salary=x+15/100×x=115/100x

Now given that 115/100x=9936

x=9936×100/115=8640

And so initial salary is Rs 8,640

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