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A can do 1/3 of a job in 5 days and B can do 1/4 of the job in 4 days. If they work together how long will they take?

Correct Answer: 6 days

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Math MCQ: A can do 1/3 of a job in 5 days and B can do 1/4 of the job in 4 days. If they work together how long will they take? | Extra Education