Question

37. A and B can complete a piece
of work in 80 days and 120
days respectively. They start-
ed working together but A left
after 20 days. After another
12 days C joined B and they
completed the remaining
work in 28 more days. In how
many days can C alone com-
plete the work?
(1) 110 days (2) 112 days
(3) 114 days (4) 120 days
(5) None of these​

Answer 1

Answer:

5) none of these

total days calculate 116 days