Step-by-step explanation:
m9

56
Answer:
The answer is 72
Step by step Explanation:
You add 62 + 78 + 59 + 89
And it equals 288
Then divide that answer by 4
And the answer is 72
Two of each. one for the small vechile while two for the bigger car
All you wanna do is divide-
490/3 1/2= 140
they make 140 buttons per hour