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John, Rick, and Molli paint a room in 3 hours. John can paint a room in 9 hours, and Rick can do it in 11 hours. How long does it take Molli? Please show your work.

John, Rick, and Molli paint a room in 3 hours. John can paint a room in 9 hours, and Rick can do it in 11 hours. How long does it take Molli? Please show your work.
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John, Rick, and Molli paint a room in 3 hours. John can paint a room in 9 hours, and Rick can do it in 11 hours. How long does it take Molli? Please show your work.

User Shaxrillo
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1 Answer

2 votes
I believe the answer is 1. Sorry if it's wrong
User Serdar Aylanc
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