an aeroplane is flying at a speed of 720 km/hour.(1) how much distance does the aeroplane cover in 40 minutes ? (2) how far will it fly in 15 seconds ?
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1)720/60=12 km per minute
12x40=480 km
2)1 minute =12km. 12/60=0.2 km/sec. 15x0.2=3 km
12x40=480 km
2)1 minute =12km. 12/60=0.2 km/sec. 15x0.2=3 km
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