Asked by Anonymous
An aeroplane leaves Barcelona 10:10p.m. and reaches Nigeria 4,415km away at 5:50a.m. the next morning.find the average speed of the aeroplane in Km/hours.
Answers
Answered by
Anonymous
10:10 to 12:00 = 1 hour and 50 minutes
12:00 to 5:50 = 5 hours and 50 minutes
total = 1 + 5 + 5/6 + 5/6 hours = 6 10/6 = 7 4/6 = 7 2/3 = 7.666666 ........... hours
speed = 4415 km / 7.66666.... hr = 576 km/hr
12:00 to 5:50 = 5 hours and 50 minutes
total = 1 + 5 + 5/6 + 5/6 hours = 6 10/6 = 7 4/6 = 7 2/3 = 7.666666 ........... hours
speed = 4415 km / 7.66666.... hr = 576 km/hr
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