A man is walking at a speed of 6 km per hour. After every km he takes rest for 6 minutes. How much time will he take to cover a distance of 12 km.	Answers:
A) 3 hr
B) 5 hr 42 min
C) 4 hrs. 10 min
D) 3 hr. 6 min
E) None of these
Explanation:   For 12 km he takes 11 times rest.   11 x 6 = 66 minutes rest   = 1 hr 6 min   For 12 km, 2 hr is required + rest   = 2 + 1 hr 6m = 3 hr. 6 min   Answer: Option 3 hr. 6 min
<result>D</result>
A man is walking at a speed of 6 km per hour. After every km he takes rest for 6 minutes. How much time will he take to cover a distance of 12 km.