A bicyclist covers 60 miles between 2 pm and 6 pm. What was his average speed?
Given that,
Distance D=60miles
Time t=4h
We know that,
v=Dt
v=604
v=15mph
Hence, the average speed is 15 mph
A car moves from A to B in 4 hours at an average speed of 40 miles per hour. At t=1 hour, its speed would be: