Question

The ratio of girls to boys in a class is 4:3. If the total pupils in the in the class is 84. Find the numder of boys .

Answer 1

Answer:

Step-by-step explanation:

Let us suppose that number of girls in school is 4x

Then number of boys in school will be 3x

Total number of students =84(given)

Means,

4x+3x=84

Or 7x = 84

X = 12

Hence, number of girls = 12×4= 48

Number of boys = 12×3= 36

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Answer 2

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Step-by-step explanation:

Ratio of boys to girls =4:3

Total pupils in the class=84

4+3=7

84÷7=12

Therefore ratio of no.of girls to no.of boys =4×12:3×12=48:36

That is ,no.of boys in the class=36

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