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a hiker climbed down a 90 foot hill in five minutes what is his average change in elevation per minute

 Aug 21, 2019
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a hiker climbed down a 90 foot hill in five minutes what is his average change in elevation per minute

 

Here's a tip:  The word "per" can always be replaced with "divided by"

 

Change in elevation  =      90 feet

Time to go the distance  =  5 minutes

 

feet per minute  =  90/5 ft/min  =  18 ft/min

.

 Aug 21, 2019

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