A man walks at 4 km/h and reaches 10 minutes late. If he walks at 5 km/h, he reaches 5 minutes early. Distance to his destination?
A5 km
B6 km
C7 km
D8 km
Explanation
Let D be distance. D/4 – D/5 = 15/60 = 1/4. D/20 = 1/4 => D=5 km.
Exam Relevance
- Topic: Speed, Time & Distance
- Subtopic: Distance Calculation

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