Question

The salary of gopal was increased by 10℅ and then increased salary was decreased by 10℅.find the net increase or decrease price in his original salary.

Answer 1

let salary= rs 100
increased salary= Rs10
new salary= Rs (100+10)=110
decrease salary =110×10/100
=11
new salary. = 110-11=99
overall decrease = 1%

Answer 2

let the salary be 100X

10% increase = 110X

10% decrease = 99X

Net = 1% deacrease