Answer:
Since it takes 7 people 28 minutes to paint 7 walls, it must take 1 person 28 minutes to paint each wall. Therefore, 14 people must also take 28 minutes to paint 14 walls, as each person still paints 1 wall individually.
Answer:
10 hours
Step-by-step explanation:
Because if u divide the speed t= 4320miles/432mph=10h
The 1st is 3 2/16
Good luck with the others.