Question

if 3by8 of a boy's pocket money is 12. How much does he get?
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Answer 1

Answer:

let pocket money be = x

X -3/4x is amount remaining with him after spending money.

X -3/4x= x/4 (on solving)

now he gave 4/5of remaining amount to his sister.

= x/4 - 4/5 of x/4

= x/4 - x/5

= x/20

amount remaining with him is =40

x/20=40

x=800

his pocket money is 800

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Step-by-step explanation:

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