pair needs four hours to complete a work his freind yuvan needs 6 hours to complete the same. work how long will it take to complete if they work together
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Yuvan: Time required to complete the work = 6 hrs. Working together, in 1 hr. they will complete w w w 4 + w 6 of the work. = 2 hrs 24 minutes.
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Answer:
5 hours
Step-by-step explanation:
average time = total time/ total person
= 10/2 =5
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