Find what is the speed of the suv

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From her police car running at 70 mi/h, officer K sends a radar signal of a 28.5 mm wavelength to an SUV in front of her. The frequency of the signal, as measured on the SUV, is found to be lower by 94 Hz than the original. What is the speed of the SUV [in mi/h]?

Reference no: EM13521787

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