60 mile/h
177
1/8th mile per hour.
5 minutes is 0.083 hours (5/60) so 1 mile divided by 0.083 hours is an average speed of 12 miles an hour.
1500/3= average mile per hour.
A 4-minute mile means an average speed of 15 miles per hour.
177
1/8th mile per hour.
5 minutes is 0.083 hours (5/60) so 1 mile divided by 0.083 hours is an average speed of 12 miles an hour.
1500/3= average mile per hour.
A 4-minute mile means an average speed of 15 miles per hour.
11 hours
470 / 45 = 10.444r hours.
500/8=62.5mph
This is an average speed of 4.3 miles per hour.
Notation: ( x , y ) where x is the time passed after noon and y is the mile marker"At exactly noon you pass mile marker 50 in your car"( 0 , 50 )"At 230 pm you pull into a rest stop at mile marker 215"( 2.5 , 215 )"What was your average speed during this time?" Average speed = (change in y) / (change in x) = ( 215 miles - 50 miles ) / ( 2.5 hours - 0 hours)= ( 165 miles ) / ( 2.5 hours ) = 66 miles per hour (mph)
11 hours without stopping.
Answer is 65