a man can run 150 m in 20 seconds. how long will it take him to complete a distance of 13.5 km
Answers
Answered by
2
Answer:
speed=6m/s
convert m/s into km/h
speed in km/h=6*18/5
21.6km/h
distance =speed*time
12.6*4.75
=102.6 km
Answered by
3
Answer:
150m
1000m =1km
1m=1/1000km
150m=1/1000*150=3/20km
Distance(km) Time(sec)
3/20km. = 20sec
1km. = 20/3/20=400/3
for 135/10km. = 400/3*135/10
= 1800sec
1800seconds
=30minutes (half hour)
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