Convert km to m: 21100
Convert 2 hr and 20 minutes to seconds: 140 * 60 = 8400
Rate = 21100/8400 = 2.511905 m/sec which rounds of to 3 m/sec
Daniel W.
asked • 05/30/18Geometric Sequence math problem
A teacher ran in a half marathon over a distance of 21.1 km. The teacher
completed the half marathon in 2 hours and 20 minutes. What is the teacher’s
speed in m/s (rounded to the nearest m/s).
completed the half marathon in 2 hours and 20 minutes. What is the teacher’s
speed in m/s (rounded to the nearest m/s).
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