A can do a job in 18 days and B can do it in 30 days. A and B working together will finish twice the amount of work in days?	Pick one
A) 22 1/6  B) 22 1/2  C) 22 1/0  D) 22 1/9  E) 22 1/1
1/18 + 1/30 = 8/90 = 4/45   45/4 = 11 1/4 *2 = 22 1/2 days   Answer: 22 1/2
<result>B</result>
A can do a job in 18 days and B can do it in 30 days. A and B working together will finish twice the amount of work in days?