d=12 km
average speed=36km/h
T=?
find time( in second)
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3
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Answer:
1200 s
Explanation:
distance = 12 *1000 = 12000 m
speed = 36 * 5/18
= 10 m/s
time,t = distance/speed
= 12000/10
= 1200 s
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