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let no of boys be x
then no. of girls will be 2x/5
total students =49
thus
x+(2x/5)=49
x{(2/5)+1}=49
7x/5=49
x=35
therefore
no of boys = 35
no.of girls =14
.
.
.
hit thanks if you like
then no. of girls will be 2x/5
total students =49
thus
x+(2x/5)=49
x{(2/5)+1}=49
7x/5=49
x=35
therefore
no of boys = 35
no.of girls =14
.
.
.
hit thanks if you like
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