Question

if you subtract 1/2 from a number and multiply the result by 1/2,you get 1/8. what is the number

Answer 1

Let the number be x

According to question
(x - 1/2)/2 = 1/8
x - 1/2 = 1/4
x = 1/2 + 1/4
x = 3/4

Number is 3/4

Answer 2

Let the no. be x
ATQ,
(x-1/2)×1/2=1/8
(x-1/2)/2=1/8
x-1/2=1/8×2
x-1/2=1/4
x=1/4+1/2
x=(1+2)/4
x=3/4

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