Answer:
2 hours
Step-by-step explanation:
Car travels from A to B at 60 miles/hour. Time of travel = 120/60 = 2 hour. Average speed of round trip = (120+120)/(2+3) = 48 miles per hour.
There are two positive slopes on the opposite side for E and F, while there are two negative slopes on the opposite sides for G and H.
190 people because 10 in each cab
-7, -4, 2, 3, 6.
Hoped I helped!