A cyclist travelling at an average speed of 18km/h.
a) Express his average speed in m/s
b) find the distance he travels in 3 hours
c) find how far he travels in 25 seconds?
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Step-by-step explanation:
average speed =18kmph
=18×1000/60×60 m/ s
=18×5/18m/ s =5m/s
Distance = speed × time
= 18×3=54 km
distance =5×25=125m
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