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Mathematics, 05.09.2020 01:01 stuckonquestions

Jason can paint a wall in 20 minutes. Leah can paint the same wall in 10 minutes. minutes to paint the wall.
Therefore, together, it should take 15
What is wrong with this? Check all that apply.
1.You need to set up and a combined rates equation.
2.You need to find a number to cancel out all the fractions.
3.Nothing, this is what you do.

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