Last week the Zowie Company received an order for 50 two-wheeled scooters and 70 three-
wheeled scooters. The company had in stock only 70 wheels for the two-wheeled scooters and
100 wheels for the three-wheeled scooters. To complete the order, how many more wheels
does the company need in all?
A 110
B 120
C 130
D 140