Roberto, Christopher, and Joe are amateur cyclist riding in the 165.1 km long Tour of Cortez bicycle race. Each cyclist is individually timed in the event.

Two hours into his race, Roberto has completed 73.4 km.

Three hours into his race, Christopher has completed 112.6 km.

Three and a half hours into his race, Joe has completed 128.2 km.

The cyclist must complete the race in under 260 minutes to qualify for the professional cyclist series for the upcoming year.

Place the cyclist in order from the least average minutes per km to the greatest average minutes per km that they need ride for the remainder of the race to qualify for the professional cyclist series.

Question

Mathematics

Paula Holden

21 August, 10:44

Roberto, Christopher, and Joe are amateur cyclist riding in the 165.1 km long Tour of Cortez bicycle race. Each cyclist is individually timed in the event.

Two hours into his race, Roberto has completed 73.4 km.

Three hours into his race, Christopher has completed 112.6 km.

Three and a half hours into his race, Joe has completed 128.2 km.

The cyclist must complete the race in under 260 minutes to qualify for the professional cyclist series for the upcoming year.

Place the cyclist in order from the least average minutes per km to the greatest average minutes per km that they need ride for the remainder of the race to qualify for the professional cyclist series.

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Answers (1)

Know the Answer?

Jan Hicks · Answer 1

Roberto: 2 hours equals 160 minutes. 73.4 km : 160 min = 0.45875

Christopher: 3 hours equals 180 minutes. 112.6 km : 180 min = 0.6255555556

Joe: 3.5 hours equals 210 minutes. 128.2 km : 210 min = 0.6104761905

List from least to greatest:

1. Roberto

2. Joe

3. Christopher