Question

Anu and Renu can do a piece of work in 8 and 24 days respectively. They started together and worked for 3 days. After that Renu left and Manu who can do the same work in 8 days, joined with Anu to finish the remaining work. Find the number of days that Anu and Manu will take to complete the remaining work.
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Answer 1

Answer:

LCM of 8 and 24 = 24 units = Let total work . so, → Efficiency of Anu = Total work / Total days = 24/8 = 3 units/day . ... → Efficiency of Renu = Total work / Total days = 24/24 = 1 units/day 

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