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Hannah can paint a room in 12 hours. Destiny can paint the same room in 9 hours. How long does it take for both Hannah and Destiny to paint the room it they are working together.
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Hannah can paint a room in 12 hours. Destiny can paint the same room in 9 hours. How long does it take for both Hannah and Destiny to paint the room it they are working together.

User Teddichiiwa
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2 Answers

4 votes
they will both finish in exact 3 hours
User Gopal Mishra
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7.0k points
3 votes
1 hours and 33 min if they work together
User Aleksandar Dimitrov
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7.2k points
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