Time, Speed & Distance · Question 8 · Medium
Walking at 3/4 of his usual speed, Manoj reaches office 20 minutes late. What is his usual time to reach office?
- 45 minutes
- 60 minutes
- 15 minutes
- 80 minutes
Answer and explanation
Answer: B. 60 minutes
Explanation: At 3/4 speed the time becomes 4/3 of usual, so the extra time is 1/3 of usual time = 20 minutes. Usual time = 60 minutes.
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