boat travels through a river at a speed of 25 m/s, passing through schools and opening the soundtrack. One student measured frequency 610 Hz. Turns out, four seconds later, the student again measured frequency 587 Hz if the river was a straight line 20 m wide and the speed of sound is 340 m/s. find school distance from coast?

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05-11-2021
Physics

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boat travels through a river at a speed of 25 m/s, passing through schools and opening the soundtrack. One student measured frequency 610 Hz. Turns out, four seconds later, the student again measured frequency 587 Hz if the river was a straight line 20 m wide and the speed of sound is 340 m/s. find school distance from coast?

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