What’s the speed of little cars?These little cars can only go ______________miles per hour.
举一反三
- What’s the speed of little cars？
- This kind of car can run _____ the speed of 80 miles per hour. A: at B: by C: to D: on
- 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
- According to the ______ , trains can only travel ten miles per hour in this area. A: tamping B: slow orde
- 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