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Question 754562: The ratio of girls to boys in a classis 2:3. There are 10 girls how many boys?
Answer by vidya pattar(14)   (Show Source):
You can put this solution on YOUR website! Solution :
The ratio of girl to boys is 2:3,
Let us take the common ratio is x, then
number of girls are 2x and boys are 3x ,
given girls are 10 hence we get:
2x = 10
x = 5
hence the number of boys are 3x = 3 * 5 = 15 .
hence there are 15 boys in a class.
Thanks & Regards
Vidya Pattar
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