A set of 10 new questions in each round Question: ( 1 of 10 ) If Richard can finish the work in 14 days and Mark can finish the same work in 18 days, then in how many days both can finish the work together? (A) 32 days (B) 16 days (C) 14 7/8 days or 14.875 days (D) 7 7/8 days or 7.875 days