a car takes 20 minutes to cover 18 km. calculate it speed in km/h .
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Answer:
Explanation:
Time taken=20x60=1200s
Dist.=15x1000=15000m
Speed=15000/1200=150/12=12.5 m/s
Speed= 12.5 m/s=12.5x18/5 km/h
=2.5x18 Km/h
=45 Km/h
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Answer:
45km/hr
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