Alex can pour a concrete walkway in x hours alone while Andy can pour the same walkway in two more hours than Alex a. How fast can they pour the walkway if they work together? b. If Emman can pour the same walkway in one more hours than Alex, and Roger can pour the same walkway in one hour less than Andy, who must work together to finish the job with the least time.

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A: To Determine: How long will it take for the tub to fill if both faucets are open and the stopper is…

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A: We have to calculate Kimberle's speed and Francesca's speed

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A:

Q: Suppose Ahmed can mow a yard in 4 hours. If he keeps a steady pace, in 1 hour he would finish of the…

A: First, we need to identify the rate of work for each person. The rate of work is defined as the…

Q: Chloe can stuff envelopes twice as fast as her coworker Walter. Working together, Walter and Chloe…

A: Work done

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Q: e his

A: James can clean his dorm room in 3 hours  Forrest can clean his dorm room in 4 hours. So in 1 hour…

Q: Huey, Dewey, and Louie are triplets. Huey, can paint a room by himself in 4 hours. Dewey can do it…

A: Given:   Huey, Dewey, and Louie are triplets. Huey, can paint a room by himself in 4 hours. Dewey…

Q: One pump fills a tank 4 times as fast as another pump. If the pumps work together, they fill the…

A: Let V ; volume of tank to be filled and T time taken by faster pump (in minutes)

Q: Disappointed about the cancelling of the Rocton World's Fair, Grace and Evelyn have decided to go on…

A:

Q: A small water pipe takes 2.5 times longer to fill a tank than a large water pipe. When both of the…

A: We have to calculate time taken by small pipe to fill the tank.

Q: it takes johnny and his dad 5 hours to wash the family car. kate, johnny's sister, can wash the car…

A:

Q: It takes one team 9 days less than another team to paint a house. If the teams work together, it…

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Q: f Chad does a job in 7 hours less time than Chloe, and they can do the job together in 12 hours, how…

A: Let  Chloe dose a job in x hours, and Chad dose a job in y hours If Chad does a job in 7 hours less…

Q: Morgan and Sass were visiting a friend in Chicago. Morgan has to leave at noon, but Sass did not…

A: We will find out the total time Morgan drove.

Q: Painters Ali and Jason, working together, can paint a house in 12 hours. If Jason works twice as…

A:

Q: Jasmine uses a garden hose to fill her pool. It takes Jasmine 16 hours for the pool to fill…

A: It is given that, Pool without leakage can be filled in, t1=16 hours Pool with leakage can be filled…