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Jerry can lay a tile floor in 3 hours, and his assistant can do the same job in 4 hours. If Jerry starts the job and his assistant joins him 1 hour later, then how long will it take to lay the floor?
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12 votes
12 votes
Jerry can lay a tile floor in 3 hours, and his assistant can do the same job in 4 hours. If Jerry starts the job and his assistant joins him 1 hour later, then how long will it take to lay the floor?

User Rakesh Gujari
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2.7k points

1 Answer

21 votes
21 votes

Answer:

6 hours

Explanation:

i am very sorry if this is wrong

User Sigma Bear
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3.0k points
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