Selected MCQ

Current Question
A man travels 60 km in 2 hours and 40 km in 1 hour. Average speed ____.
  • A. 40 km/h
  • B. 45 km/h
  • C. 50 km/h
  • D. 55 km/h
Correct Answer: B
Explanation:
Total distance/total time.
Related Question 1
If a train travels 120 km in 2 hours, its speed is ____.
  • A. 50 km/h
  • B. 60 km/h
  • C. 70 km/h
  • D. 80 km/h
Correct Answer: B
Explanation:
Speed = 120/2 = 60 km/h.
Related Question 2
If a train travels 90 km in 1.5 hours, what is its speed?
  • A. 50 km/h
  • B. 55 km/h
  • C. 60 km/h
  • D. 65 km/h
Correct Answer: C
Explanation:
Speed = 90/1.5 = 60.
Related Question 3
An airplane travels at 240 km/h for 5 houRs. What speed is required next?
  • A. 660 km/h
  • B. 680 km/h
  • C. 700 km/h
  • D. 720 km/h
Correct Answer: D
Explanation:
Total distance relation.
Related Question 4
If a person covers 150 km in 3 hours, his speed is ____.
  • A. 40 km/h
  • B. 45 km/h
  • C. 50 km/h
  • D. 55 km/h
Correct Answer: C
Explanation:
Speed = 150/3 = 50 km/h.
Related Question 5
If a person travels half distance at 40 km/h and half at 60 km/h, average speed is ____.
  • A. 48 km/h
  • B. 50 km/h
  • C. 52 km/h
  • D. 55 km/h
Correct Answer: A
Explanation:
Harmonic mean = 48 km/h.