SOLUTION: Four fifths of the third grade went on a trip to the zoo. If 64 children made the trip,how many children are in the third grade.

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Question 978471: Four fifths of the third grade went on a trip to the zoo. If 64 children made the trip,how many children are in the third grade.

Answer by Cromlix(4381)   (Show Source): You can put this solution on YOUR website!
Hi there,
If 4/5 = 64
then 1/5 = 16 (64/4)
Therefore 5/5 = 80 (5 x 16)
There are 80 children in 3rd grade.
Hope this helps:-)

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