Mathematics, 11.12.2020 01:00 saneayahsimmons

PLEASE HELP ASAP Naomi paints a section of a fence in 9 hours, and Ramona paints the same amount of fence in 12 hours. How long does it take them to paint the fence if they work together? Round to the nearest tenth.

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*PLEASE HELP ASAP* Naomi paints a section of a fence in 9 hours, and Ramona paints the same amount...