A bicyclist makes a trip that consists of three parts, each in thesame direction (due north) along a straight road. During the firstpart, she rides for 22 minutes at an average speed of 6.8 m/s. During the second part, she rides for 36minutes at an average speed of 11.6m/s. Finally, during the third part, she rides for 8 minutes at anaverage speed of 7.3 m/s.
a) How far has the bicyclist traveled duringthe entire trip?
m
b) What is her average velocity for the trip?
m/s