Mathematics

Mathematics, 18.11.2020 18:20, GunnerWilbert5178

Help idk how to do this It takes Frank 2 hours to build a fence. It takes Tom 9 hours to build the same fence. How long would it take to build the fence if Frank and Tom built the fence together?

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Help idk how to do this It takes Frank 2 hours to build a fence. It takes Tom 9 hours to build th...

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