A car travels at a constant rate for 100 miles going due west for one hour. Then it travels at a constant rate for another 75 miles west for one hour....
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A car travels at a constant rate for 100 miles going due west for one hour. Then it travels at a constant rate for

another 75 miles west for one hour. What is the instantaneous velocity at any time during the first hour of the trip?

 92 mph west

 75 mph west

 100 mph west

 137 mph west

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