asphalt7889 asphalt7889

19-06-2019
Physics

contestada

World class speed skaters can skate a 3,000-m course in about 4 minutes.
What is their average speed for this course?
A. 12.5 m/s
B. 1.33 m/s
C. 1.25 m/s
D. 13.3 m/s

Respuesta :

mikeandfalen mikeandfalen

24-06-2019

Answer:

a

Explanation:

3000 m / 4 minutes = 720 ave speed per minute

720 / 60 seconds = 12.5 m/s

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