Answer:
so the number of boys is 36
Explanation:
let the number of boys be x
by using ratio and proportion rule
5:6=30:x
by cross-multiplication
5×x=6×30
5x=180
x=36
i hope this will help you :)
There are 36 boys
girls : boys = 5 : 6
Number of girls = 5x
5x = 30
x = 30/5
x = 6
Number of boys = 6x = 6*6 = 36
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