Math, asked by rajaksunny3, 11 months ago

The ratio of the number of boys to that of girls in a school is 9:7.if the number of boys increase s by 40%,and that of girls by20% ,what will the new ratio of boys and girl

Answers

Answered by wwwswastiktiles

0

Answer:

24 boys and girls are 39 girl ok

Answered by albychristo

0

Answer:

3:2

Step-by-step explanation:

Let no of boys 9x, no of girls be 7x.

New no. of boys be 9x.140/100 = 63x/5

New no. of girls be 7x.120/100 = 42x/5

New ratio 63:42 = 3:2

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