Solve the problem.
-Two machines are turned on at 8:00 A.M. If one can produce 39 items each hour and the other can produce 43 items each hour, at what time will they produce a total of 574 items?
A) 4:30 P.M.
B) 3:00 P.M.
C) 2:00 P.M.
D) 4:00 P.M.

Question

Quizplus · Accepted Answer

The total production per hour by both machines is 39 + 43 = 82 items. To produce 574 items, it would take 574 / 82 = 7 hours. Starting from 8:00 A.M., 7 hours later would be 3:00 P.M.

Solve the Problem. -Two Machines Are Turned on at 8:00 A.M. If One