Respuesta :

ratio of 3:5 of boys to girls:

3/5 = x/60
cross multiply
3x60=5x
180 = 5x
x= 36
your answer is 36 boys if there is 60 girls

for the first problem the answer is equal to 60/12*3 which is equal to 36.
as for the second problem the answer is equal to 180*22/30 which is equal to 132 points 

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