Suzanne bikes 3 km to school every day. it takes her 20 minutes because she always has to stop at a traffic light. what is her average speed? a. 0.15 km/s b. 3 m/s c. 6.7 km/minute d. 9 km/h

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asked Sep 4, 2018 51.0k views

2 votes

Suzanne bikes 3 km to school every day. it takes her 20 minutes because she always has to stop at a traffic light. what is her average speed?

a. 0.15 km/s
b. 3 m/s
c. 6.7 km/minute
d. 9 km/h

Physics
high-school

Steampowered asked

by Steampowered

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3 km in 20 min => 9 km in 60 min => 9km in 1h =>
the correct answer is d: 9 km/h

Samuel Gfeller answered Sep 9, 2018

by Samuel Gfeller

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