Question

if you subtract one by two from a number and multiply the result by 1 by 2 you get 1 by 8 what is the number

Answer 1

Let the number be x.
A.T.Q
(x-1/2)×1=1/8
(2x-1)/2×1=1/8
(2x-1)/2=1/8
1(2x-1)=8×2
2x-1=16
2x=16+1
2x=17
x=17/2
No.=17/2

Answer 2

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