SOLUTION: in a certain class the ratio of boys to girls is 3 to 2.If the class has 50 people in it,how many are girls?
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Question 666315: in a certain class the ratio of boys to girls is 3 to 2.If the class has 50 people in it,how many are girls?
Answer by swincher4391(1107) (Show Source): You can put this solution on YOUR website!
If the ratio of boys to girls is 3:2 then the number of boys and girls compared to the whole are 3/5 and 2/5 respectively.
Then it is easy to see that if 2/5 of 50 are girls, there are 20 girls.
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