A alone can complete a work in 12 days, and B alone can complete the same work in 30 days. A and B work together for 6 days, after which C replaces bo...
Question
A alone can complete a work in 12 days, and B alone can complete the same work in 30 days. A and B work together for 6 days, after which C replaces both. If C completes 50% of the remaining work, what percentage of the total work is done by C?