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Working alone, Jack can do a puzzle in 5 hours. With his brother's help, the two can do the same puzzle in 2 hours. How long would it take Jack's brother to do the puzzle alone?
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Working alone, Jack can do a puzzle in 5 hours. With his brother's help, the two can do the same puzzle in 2 hours. How long would it take Jack's brother to do the puzzle alone?

User FacesOfMu
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5.1k points

1 Answer

3 votes

Answer:

3 hours and 20 minutes

(sorry i didnt show my work)

User Astrid
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