SOLUTION: What are fraction of the class are girls if the ratio is 3:4 and there are 12 boys?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: What are fraction of the class are girls if the ratio is 3:4 and there are 12 boys?      Log On


   

Question 944244: What are fraction of the class are girls if the ratio is 3:4 and
there are 12 boys?
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Ratio is 3:4....

Ratio of boys to girls? Or girls to boys? In either case, given 12 boys, the number of girls is an integer, so there is not enough info (answer is either 3/7 or 4/7).