A.) what is the lowest value of average trip speed? 1.25 mpm
b.) what is the car's average trip speed at t=65? 1.28 mpm
c.) give a time at which the car's average trip speed is 1.6 mpm. 24 minutes
d.) how far does the car travel in the first 30 minutes? miles
e.) how far does the car travel from t=50 to t=80 minutes? miles
f.) what is the car's average speed from t=70 to t=75 minutes