Question

the ratio of the number of boy and girl at a party was 1 ratio 2 but when two boy and two girl left the ratio become 1 ratio 3 then the number of person in initightly in the party was​

Answer 1

Step-by-step explanation:

Let the no.of boys and girls be x and 2x respectively.

when two boys and two girls left,

No.of Boys=x-2

No.of girls=2x-2

According to the question,

x-2/2x-2=1/3

or, 3x-6=2x-2

or, 3x-2x= -2+6

or, x=4

No.of boys initially=4

No.of girls initially=8

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