The difference between the value of a number increased by 5% and the value of the original number decreased by 25% is What is the original number-

The difference between the value of a number increased by 5% and the value of the original number decreased by 25% is What is the original number-

A 124

B 120

C 90

D 40

Solution

Correct Answer: Option E

suppose , the number is x here,

112.5x/100 -75x/100 = 30 75.5 x= 3000 or,x= 80