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Juliajacks99
Juliajacks99 Juliajacks99
  • 09-12-2014
  • Mathematics
Answered

A student runs 100 meters in 11 seconds. What is the speed of the student?


9.1 miles per hour

16miles per hour

20.3miles per hour

24miles per hour

Verified Answer :

JJcl2401 JJcl2401
  • 09-12-2014

100m= 0.621371 miles
11 seconds = 0.0030556 hours

v=d/t

0.0621371miles/0.0030556hour=20.3355miles/hour
So with the significant digits the answer would be 20.3 miles/hour.
Therefore, this answer should be correct

do you go to k12???if so what grade 

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