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31-03-2020
Mathematics

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DaNae is rock climbing up 3 walls that measure 180 feet, 190 feet, and 120 feet. If she climbs all 3 walls in 45 minutes, at what speed in feet per minute does DaNae climb?

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sqdancefan sqdancefan

31-03-2020

Answer:

about 10.89 ft/min

Step-by-step explanation:

Her total distance is ...

180 +190 +120 = 490 . . . . feet

Her rate is ...

(490 ft)/(45 min) ≈ 10.89 ft/min

DaNae climbs at an average rate of about 10.89 ft/min.

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