SOLUTION: 6. The ratio of boys to girls in third grade is 3 to 7. If there are 15 boys in the class, how many total students are in the third grade?
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Question 347627: 6. The ratio of boys to girls in third grade is 3 to 7. If there are 15 boys in the class, how many total students are in the third grade?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
15/3=5
7*5=35 girls
3x+7x=50 total
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