Question

a boy spend 3/4 of his pocket money.The remain 4/5 he gave to his sister and he had 40rupee left .How much did he have first​

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.

Answer 2

Answer:

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