SOLUTION: Ina church the ratio of adults to children is 7 to 5. there are 85 people. How many of them are children?
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Question 624743: Ina church the ratio of adults to children is 7 to 5. there are 85 people. How many of them are children?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
7/5 = a/c
7/5 = (85-c)/c
7c = 5(85-c)
7c = 425-5c
7c+5c = 425
12c = 425
c = 425/12
c = 35.41666
Round to the nearest integer to get 35 children
***Note: because I'm getting a decimal answer, there might be a typo somewhere in the original problem***
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