SOLUTION: if ken takes 6 hours to pick 20 bushels of apples and working together with his son it takes 4 hours, how long would it take his son working alone

SOLUTION: if ken takes 6 hours to pick 20 bushels of apples and working together with his son it takes 4 hours, how long would it take his son working alone

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Question 729925: if ken takes 6 hours to pick 20 bushels of apples and working together with his son it takes 4 hours, how long would it take his son working alone
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Rates are additive. The rate unit is bushels per hour.

Ken and his son working together, bushels per hour.
Ken himself, bushels per hour.
Ken Plus Son = Ken alone + Son alone
, where R is his son's rate.
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