Mathematics, 18.06.2021 17:20 michael11948
Roger runs a marathon. His friend Jeff rides behind him on a bicycle and clocks his speed every minutes. Roger starts out strong, but after an hour and a half he is so exhausted that he has to stop. Jeff’s data follow: Time since start (min) Speed (mph) Assume that Roger's speed is never increasing. Incorrect answer icon Your answer is incorrect. (a) Assuming that Roger’s speed is never increasing, give upper and lower estimates for the distance Roger ran during the first minutes. Round your answers to two decimal places. A lower estimate for the distance Roger ran during the first minutes is Enter your answer; A lower estimate for the distance Roger ran during the first 30 minutes is 315 . An upper estimate for the distance Roger ran during the first minutes is Enter your answer; An upper estimate for the distance Roger ran during the first 30 minutes is 375 .
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