A man has to travel 50 km in 2 hours. He could cover 20 km in one
hour, and then had to stop for 10 minutes for refueling. By What factor should he
increase his speed with reference to that during the fi
Answers
Answered by
1
Answer:
Time taken to travel 50 km =
12.5
50
hrs=4hrs
Number of stoppages =
12.5
50
−1=3
∴ Total duration of stoppages = (3 x 20) min = 60 min = 1 hrs
∴ Total time to complete the whole distance = 5 hrs.
Answered by
0
Answer:He has travelled first 20km in one hour.
He has to travel remaining 30km in 50 minutes because he has to stop 10 minutes for refueling. So he has to travel with a speed 30/(50/60)=30*6/5=36km/h.
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