This is not a complete question i cannot help.... Sorry about that! If you would like to revise the question i would be happy to help.
Answer:
total # of boxes sold = 90
Step-by-step explanation:
54 is 60% of total #
54 = .6x
x = 54/0.6 = 90
Answer: C, 12 units on edge
Step-by-step explanation:
It decreased $7 in the last 2 days