Physics, 04.06.2020 17:59 ester32152

An airplane flies 40km directly south in 10 minutes and 20 km directly east in five minutes, its average speed is: a)2.98km/min
b)2km/min
c)8km/min
d)4km/min

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An airplane flies 40km directly south in 10 minutes and 20 km directly east in five minutes, its ave...

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