He drove 180 miles in 5 hours for an average speed of 36 miles per hour.
Your average speed was 59.3 miles per hour.
About 8.3 mph at that rate of travel.
100 miles
36 mph
Average speed was 65 mph. 100 miles + 420 miles = 520 miles 2 hours + 6 hours = 8 hours 520/8 = 65 mph
236/4=59 mph
180 miles, 5 hours; 36 mph
36 mph. (80+100) / (2+3) = 36
Lydia's speed on Tuesday was 180 miles divided by 3 hours, or 60 mph. If she then drove 7 hours at 60 mph, she drove 420 miles. Altogether, she drove 420 + 180 or 600 miles.
Sam drove for 6.0085 hours.
36 mph