IBPS PO Prelims 4 Dec 2021 Shift 1 Solved Paper

Question : 61 of 100

Marks: +1, -0

A alone can complete a work in 25 days and B alone can do the same work in 20 days. A started the work and after working 7 days B joined A to finish the remaining work. In how many days, the total work will be finished?