A set of 10 new questions in each round Question: ( 1 of 10 ) Carol can finish a work in 46 days. Dorothy can finish the same work in 51 days while Melissa can finish the work in 56 days. How long will it take to finish it if they work together? (A) 38.25 days (B) 32 3464/3889 days or 32.891 days (C) 16 3464/3889 days or 16.891 days (D) 51 days