33. Ferdie traveled 140 km in 4 hours while riding his motorcycle. What is his speed?
A. 560 km/h
B. 350 km/h
C. 35a km/h
D. 30 km/h

34. An athlete finished the 400-meter run with a time of 48 seconds. What is his speed?
A. 0.06 m/s
B. 8.33 m/s
C. 10 m/s
D. 19.2 m/s ​