Question

A can do the work in 12 days and B in 15 days.They work together for 2 days then B leaves and A alone continue the work.After 1 day, C join A and the work is completed in 5 more days.in how many days can C do it alone
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Answer 1

Step-by-step explanation:

They work together for 2 days, then B leaves and A alone continue the work. After 1 day, C joins A and the work is completed in 5 more days. In how many days can