Question

two time a number is a100% increase in the number.if we take half the number what would be the decrease in percent

Answer 1

Answer:

let the number be the 'x'

two times a number = 2x

A.G.S

2x =100

x=100÷2

x=50

There fore one time a number=50

A.G.S

1/2x=50

x/2= 50

x= 25

therefore half of the number would be decrease=25%