7. A man completes 30 km of a journey at 6 km/h and
the remaining 40 km in 5 h. His average speed for
whole journey is
4
(a) 6 km/h
(b) 7 km/h
11
(c) 7- km/h
(0) 7.
(d) 8 km/h
Answers
Answered by
1
Step-by-step explanation:
Average speed = Total distance/Total Time
= 30+30/5+5
=60/10
=6
His average speed was 6km/h
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