IBPS PO RRB PO Prelims 6 Aug 2023 Shift 2 Paper

Person A can complete 25% of the work in 4 days, person B can complete 31.25% of the work in 10 days, and Person C can complete the same work in 17 days. If A and B worked together and after 5 days A left the work and C joined B, and after 3 days C also left the work then find how many days (approx) person B will take to complete the remaining work.