SOLUTION: if there are 35 people at a game and the ratio is 4 boys to 3 girls how many boys are there?

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Question 265720: if there are 35 people at a game and the ratio is 4 boys to 3 girls how many boys are there?
Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
we have boys, girls, total.
For every 4 boys we have, we have a total of 7 kids.
So we get
4%2F7+=+x+%2F+35
cross multiply to get
140+=+7x
divide to get
x = 20
we have 4*20 = 80 boys