SOLUTION: The ratio of boys to girls at a local college is 3:5. If there are 275 girls, how many boys attend the college?
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Question 655454: The ratio of boys to girls at a local college is 3:5. If there are 275 girls, how many boys attend the college?
Answer by Shana-D77(132) (Show Source): You can put this solution on YOUR website!
The 5 in "3:5" means 5 parts. Boys to girls = boys:girls. Then the 3 represents boys and the 5 is girls.
They tell you there are 275 girls. So, the 5 represents 275 girls. If 5 parts = 275 then 1 part = 275/5 = 55 girls. 1 unit = 55.
There are 3:5 boys. So there are 3x55 boys or 165 boys.
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