SOLUTION: there is a ratio of 3 boys to every 4 girls. if there are 245 total preschoolers enrolled then how many of them are boys?
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Question 1187562: there is a ratio of 3 boys to every 4 girls. if there are 245 total preschoolers enrolled then how many of them are boys?
Answer by greenestamps(13215) (Show Source): You can put this solution on YOUR website!
Given the ratio of 3 boys to every 4 girls,...
Let 3x = # of boys
Let 4x = # of girls
That is nearly always the best way to start on a problem like this where a ratio is given.
The total number of preschoolers is 245:
3x+4x=245
7x=245
x=245/7=35
ANSWER: The number of boys is 3x = 3(35) = 105
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