A. 5 kmph
B. 4 kmph
C. 4.5 kmph
D. 3 kmph
If he travels at 6 kmph,
time taken to reach = 12/6 = 2 hours But he takes 3 hours.
Speed = 12/3 = 4 kmph
Correct Answer: B. 4 kmph ✔
Last Updated: February 07, 2020
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