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.
364 ÷ 7 = 52 miles
441/7 = 63 mph
441/7 = 63 mph
505 miles in 7 hours has a value of about
Your average speed was 59.3 miles per hour.
distance = velocity x time 780 = velocity x 12 65 = velocity= miles per hour so in 7hours distance = 65 x 7 = 455 miles
Assuming a constant average speed, he would be travelling at 415/7 = 59.285714 recurring (that is, 59.285714285714...) miles per hour.
70 miles/hour * 7 hours = 490 miles
780 miles in 12 hours would mean he's going 65 mph. 780 divided by 12 is 65. So he would do 455 miles in 7 hours. 455 divided by 65 is 7.
7 to 8 miles in 3 hours.
about 19 hours and 7 minutes