The ratio of the number of boys to the number of girls in a choir is 5 to 4. There are 60 girls in the choir. How many boys are in the choir?
+526 Let the common ratio be x.
No. of boys = 5x
No. of girls = 4x
4x = 60
x = 15
So, no.of boys = 5 * 15
= 75
