Question

A can do a piece of work in 12 days and b in 20 days. If they together work on it for 5 days, and remaining work is completed by c in 3 days, then in how many days can c do the same work alone?

Answer 1

A can do a piece of work in 12 days and b in 20 days. If they together work on it for 5 days, and remaining work is completed by c in 3 days, then in how many days can c do the same work alone? not clear