Solve.Don, Nicole, and Todd enter a 39.1-mile bicycle team relay race. They complete the course in 2.06 hours. What was their average speed on the course? (Round to the nearest tenth.)
A. 0.1 mi/hr
B. 19.0 mi/hr
C. 0.5 mi/hr
D. 1.9 mi/hr
Answer: B
Mathematics
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?
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B. 
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D. 
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