windari02 windari02
  • 07-11-2017
  • Mathematics
contestada

A model airplane flies 18 feet in 2 seconds. What is the airplanes speed in miles per hour? Round answer to the nearest hundredth.

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jorel1380
jorel1380 jorel1380
  • 09-11-2017
2 secs//3600 secs/hr=1/1800 hr
1800x18=32,400 ft/hr
32400 ft/hr//5280 ft/mile=6.136363 mph
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