) A bicycle travels 10.5 km in a in the first part of a race in 45.0 min. The cyclists travels 15.0 km in 70.0 min in the second half of the race. Calculate the average speed of the bicycle in km/hr.

An Introduction to Physical Science
14th Edition
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Chapter2: Motion
Section: Chapter Questions
Problem 6E: A group of college students eager to get to Florida on a spring break drove the 750-mi trip with...
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1) A bicycle travels 10.5 km in a in the first part of a race in 45.0 min. The cyclists travels 15.0 km in 70.0 min in the second half of the race.                  

Calculate the average speed of the bicycle in km/hr. 

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