Question

if you subtract 1 by 2 from a number and multiply the result by 1 by 2 to you get 1 by 8 what is the number?
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Answer 1

Step-by-step explanation:

First

Subtract 1by2

=1

Then

Multiply 1,2

=2

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Answer 2

Answer:

Let the no.be = x

(x-1/2) × 1/2=1/8

x/2-1/4-1/8

x/2=1/8+1/4

x/2=1/8+2/8

x/2=1+2/8

x=3/8×2

x=6/8

×=3/4