A set of 10 new questions in each round Question: ( 1 of 10 ) Joshua can finish a work in 43 days. Kevin can finish the same work in 48 days while Brian can finish the work in 53 days. How long will it take to finish it if they work together? (A) 48 days (B) 15 6087/6887 days or 15.884 days (C) 30 6087/6887 days or 30.884 days (D) 36 days