Mr. Feeny poses a math question to the class, and Cory is immediately confident that he has the answer. Not surprisingly, his answer is incorrect. Minkus then talks through his thought process in determining the solution and comes up with answer of his own, which is also incorrect. The problem is as follows:

Al washes a car in 6 minutes. Fred washes the same car in 8 minutes. How long will it take Al and Fred to wash the car together?