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Rohit

4 days, 10 hours ago

A, B and C complete a particular work in 80 days when A and C worked on all 80 days, whereas B worked on every alternate day. A and B can together complete the work in 90 days and A and C in 120 days. In how many days would C alone take to complete the work?

A. 90
B. 150
C. 160
D. 180
E. 360

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