Question

The salary of an employee is increased by 15% if his new salary is 12000 wat was his salary before enhancement?

Answer 1

Let old salary = x
New salary=old salary + increase
12000=x+15%of x
12000=115x/100
12000 × 100 / 115= x=10,434.. Rupee (approx)

Answer 2

let salary is 100
then increased %=15
so100+15 =115=new salery12000
or 100×12000/115
=10434.78%