Question:

Difficult Math Problem?

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A person takes a trip, driving with a constant

speed 93.4 km/h except for a 22.5 min rest

stop.

If the person’s average speed is 74.9 km/h,

how much time is spent on the trip? Answer

in units of h.

How far does the person travel? Answer in

units of km.

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  1. 93.4 * t = 74.9 * (t + 0.375) , 0.375 is 22.5 min

    18.5t = 28.08

    t = 1.518 hrs

    d=141.8 km

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