If A alone can finish a job in 20 days and B works at the same rate, how long will A and B together take?
Correct Answer: A. 10 days
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If A alone can finish a job in 20 days and B works at the same rate, how long will A and B together take?
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If A alone can finish a job in 20 days and B works at the same rate, how long will A and B together take? - MCQ Explanation
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Correct answer: A. 10 days