Answer:
40 boys
Explanation:
Calculating the number of girls?
we can make use of the ratio and the number of boys.
give the girls a variable ---x
use cross multiplication:
5 : 2
24 + x : x
the 24 + x means there are 24 more boys than girls
5x = 2 ( 24 +x)
5x = 48 + 2x
make x the subject of formula
5x - 2x = 48
3x = 48
x = 16
the number of girls are 16 .
the number of boys are:
16 + 24 = 40
there are 40 boys