Question

the the ratio of number of boys and girls in a school is 4 : 5 100 girls leave the school the ratio becomes 6 : 7 find the number of boys in the school​

Answer 1

Step-by-step explanation:

100 is a girls no

then remove the boys no

means divide to 100 ÷4 or 5 = 20 and 25 = 4: 5

4: 5 is correct no of boys

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