physics

Consider the freight train in Figure below. Suppose 17 boxcars pass by in a time of 10.7 s and each has a length of 15.3 m. (a) What is the frequency at which each boxcar passes? (b) What is the speed of the train?

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  1. what is the time for each boxcar?
    17/10.7
    what is the frequency (hint 1/time)

    speed= lengthboxcar*frequency

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