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Mathematics, 31.01.2022 23:10 fdasbiad

A homing device left its home to deliver a message. On takeoff, the device encountered a tailwind of 10 mph and made the delivery in 15 minutes. The return trip into the wind took 30 minutes. How fast could the device fly in still air?

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A homing device left its home to deliver a message. On takeoff, the device encountered a tailwind of...
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