Mathematics, 20.09.2020 08:01 jackfrost5
Working together, Sam and Charlie can change all the light bulbs in the office building in 3 hours. It would have taken Charlie 8 hours to do the job alone. Which equation can be used to solve for the rate, r, for Sam to change all the light bulbs in the office building by himself?
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There are 8 movies that you would like to see currently showing in theatres. in how many different ways can you choose a movie to see this saturday and one to see this sunday?
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Working together, Sam and Charlie can change all the light bulbs in the office building in 3 hours....
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