Time, Speed & Distance · Question 13 · Hard
Time, Speed & Distance question 13
Kavya drives for the first half of her travel time at 30 km/h and the second half of the time at 50 km/h, covering 200 km in all. How long was the journey?
- 6 hours
- 4 1/2 hours
- 5 hours
- 5 1/3 hours
Answer and explanation
Answer: C. 5 hours
Explanation: When the two halves of the time are equal, the average speed is (30 + 50)/2 = 40 km/h. Time = 200 ÷ 40 = 5 hours.
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