SOLUTION: Four children ate a total of one dozen grapes in a quarter of an hour. Eating at the same rate, how many grapes will ten children eat over a period of 40 minutes?

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Question 203041: Four children ate a total of one dozen grapes in a quarter of an hour. Eating at the same rate, how many grapes will ten children eat over a period of 40 minutes?
Answer by RAY100(1637) About Me  (Show Source):
You can put this solution on YOUR website!
Rate = 12 grapes/(.25 hr *4 children)=12 grapes/(hr*child)
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12 (grapes/hr*child) * 10children *40/60 hr= 80 grapes
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