Task: Question Answering
Input (English): If it takes 10 people 18 hours to do a certain job, how many hours would it take 15 people, working at the same rate, to do \(\frac { 2 } { 3 } \) of the same job?
(A)6 (B)8 (C)9 (D)10 (E)12
Output (English): B