Question

Salary of a person is increased by 20% by how much % it shud be less so that salar become same

Answer 1

Lets assume his 1st salary is 100 rupees

if 20 %of 100 is increased, the new salary is 120 rupees

so, we need to find how % of 120 is 20

take req percent as x

x/100 multiplied by 120

=16.6666...

hope it helps