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mary is riding her bike up a mountain canyon after half an hour she is at an elevation of 4,000 feet after an hour she is at an elevation of 4,550 feet what is the average rate of change for elevation?

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MaOs7466

Answer:

75 ft per hour

Step-by-step explanation:

We have height as a function of time:

x = tme, y = height

Our two points are: (2, 400), (6, 700)

 

Rate of change = slope

m = (700-400)/(6-2) = 300/4 = 75 ft per hour

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