an aeroplane travels 1250km with a tailwind in the same time that it travels 950 km against a headwind. if the speed of the aeroplane is 550 km/h in still air , what is the speed of the wind
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Travel time for each plane is the same, 1.5 hours; however, the planes' speeds differ by 100 km/hr. Plane X is traveling. X m/hr. Plane Y .
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