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An experienced bricklayer can construct a small wall in 7 hours. An apprentice can complete the job in 42 hours. Find how long it takes if they work together
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An experienced bricklayer can construct a small wall in 7 hours. An apprentice can complete the job in 42 hours. Find how long it takes if they work together

User Kaey
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1 Answer

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Mathematically , 24.5 hours because you make the average of both . Realistically it’s not possible to determine a correct or accurate answer.
User FLGMwt
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