A man is walking at a speed of 10 km per hour. After every kilometre, he takes rest for 7 minutes. How much time will be take to cover a distance of 7 kilometres?	Pick:	A) 80 min.	B) 70 min.	C) 84 min.	D) 55 min.	E) None of these
Rest time = Number of rest Ã— Time for each rest   = 6 Ã— 7 = 42 minutes   Total time to cover 7 km   = (7â„10 Ã— 60)minutes + 42 minutes = 84 minutes   Answer 84 min.
<result>C</result>
A man is walking at a speed of 10 km per hour. After every kilometre, he takes rest for 7 minutes. How much time will be take to cover a distance of 7 kilometres?