2/3 - As a study aid, please solve the following 3 problems in a format as follows, taking as much space as needed to show work:

Problem 5

Answer:

Show Work:

Problem 6

Answer:

Show Work:

Problem 5: Solve: ???? 2 + ???? 5 = 5 4

Problem 6: The time required to unload a truck varies inversely as the number of people working (to unload). If 15 people can empty the truck in 60 minutes, how long will it take 25 people to empty the same truck.

Problem 7: Solve: 5 ???? = 6.