Answer:
4 1/2 hours
Step-by-step explanation:
Total time worked was ...
2 3/4 + 1 3/4 = (2 +1) + (3/4 +3/4)
= 3 + (1 1/2) = 4 1/2 . . . hours
First one is 40
Second one is 50
Third one is 80
The actual answers
First one is 38
Second is 52
Third is 78
Wdym? Thx for the pts tho lol
There are 12 more white and blue cars than silver and red cars.