A car moves 200 m in the positive x-direction, then 80 m in the negative x-direction. If the car takes 20 seconds to complete the entire trip, what is the average velocity of the car in the x-direction over this time interval? a 14.0 m/s
b 10.0 m/s
c 7.0 m/s
d 4.0 m/s

Due sun 06/09/2019 11: 59 pm skip navigation questions correct q 1 [1/1] correct q 2 [1/1] correct q 3 [1/1] untried q 4 (0/1) untried q 5 (0/1) untried q 6 (0/1) untried q 7 (0/1) untried q 8 (0/1) untried q 9 (0/1) untried q 10 (0/1) grade: 3/10 print version start of questions two cyclists, 42 miles apart, start riding toward each other at the same time. one cycles 2 times as fast as the other. if they meet 2 hours later, what is the speed (in mi/h) of the faster cyclist?