SOLUTION: If the ratio of boys to girls is 3:1 and there are 4 girls, how many boys are there?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: If the ratio of boys to girls is 3:1 and there are 4 girls, how many boys are there?      Log On


   



Question 830382: If the ratio of boys to girls is 3:1 and there are 4 girls, how many boys are there?
Answer by TimothyLamb(4379) About Me  (Show Source):
You can put this solution on YOUR website!
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x/y = 3/1
x/4 = 3/1
x = 4*3/1
x = boys = 12
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