The car is traveling __________ 40 kilometers per hour.
举一反三
- Two cars left the same town traveling in the same direction. Car A traveled 40 miles per hour and left at 3:20. Car B traveled 50 miles per hour and left at 4:40. At what time will car B catch up with car A A: 10:00 B: 9:00 C: 8:40 D: 7:20 E: (E) 6:10
- The speed ___ on this highway is 80 kilometers per hour.
- I ___________ at 130 kilometers per hour when the policeman stopped me.
- The new model can reach a speed of 100 kilometers per hour in ______.
- The time it took car P to travel 600 miles was 2 hours less than the time it took car R to travel the same distance. If car P’s average speed was 10 miles per hour greater than that of car R, what was car R’s average speed, in miles per hour ？（） A: 40 B: 50 C: 60 D: 70 E: 80