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The Brainliest Answer!
2016-02-18T21:09:57+05:30
D=54km=54000m
t=90min=5400s
s=d/t
s=54000m/5400s
   =10m/s
3 5 3
  • Dhm
  • Helping Hand
2016-02-18T21:14:56+05:30
Distance travelled= 54 km
time = 90 min
speed = distance ÷ time
= 54 ÷ 90
=54 ÷ 1.5 hrs
= 36 km/hr
1 5 1
Sorry dhm as u have not read question properly. U have to find speed in m/s not km/h
ph sorry
sorry oh