an aeroplane X whose average speed is 500km/hr leaves kano airport at 7:00am and travels for 2hrs on a bearing 050°. it then changes its course and flies on a bearing 120° to an airstrip A. Another aeroplane Y leaves Kano airport at 10:00am and flies on a straight course to the airstrip A. Both planes arrive at the airstrip A at 11:30am. calculate the average speed of Y correct to 3.s.f?
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Asked by Ayo on 20th November, 2020
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