A bicyclist is traveling at 6.7 meters per second. Which of the following mathematical operations would correctly determine the speed in miles per hour? Explain what is wrong with the incorrect responses. 6.7m/s x 1000km/1m x 0.621mi/1km x 60s/1min x 60min/1hr 6.7m/s x 1km/1000m x 1km/0.621mi x 60s/1min x 60min/1hr 6.7m/s x 1km/1000m x 0.621mi/1km x 60s/1min x 60min/1hr 6.7m/s x 1km/1000m x 0.621/1km x 1min/60s x 1hr/60min 6.7m/s x 1000m/1km x 0.621/1km x1min/60s x 1hr/60min Underlined is my answer. 14.978 miles per hour

Algebra for College Students
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ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter10: Exponential And Logarithmic Functions
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A bicyclist is traveling at 6.7 meters per second. Which of the following mathematical operations would correctly determine the speed in miles per hour? Explain what is wrong with the incorrect responses.

  • 6.7m/s x 1000km/1m x 0.621mi/1km x 60s/1min x 60min/1hr
  • 6.7m/s x 1km/1000m x 1km/0.621mi x 60s/1min x 60min/1hr
  • 6.7m/s x 1km/1000m x 0.621mi/1km x 60s/1min x 60min/1hr
  • 6.7m/s x 1km/1000m x 0.621/1km x 1min/60s x 1hr/60min
  • 6.7m/s x 1000m/1km x 0.621/1km x1min/60s x 1hr/60min

Underlined is my answer. 14.978 miles per hour

 

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