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There are 3 runners in the field practicing for Tokyo 2021 Olympics. During there practice each of them decided to time there 3 laps run, first lap of running, runner 1, 2 and 3 took 2t1, t2, & 3ts respectively within 15min. , during their second lap of running, runner 1,2 and 3 took ti, tz, & 2t3 respectively within 18min. and during their last lap of running, runner 1,2 and 3 took 3t, 2t2, 4t3 respectively within 30min. The raise was finish within 63 min. How long each of the runners finished the 3 laps, and who is the fastest among them?

There are 3 runners in the field practicing for Tokyo 2021 Olympics. During there practice each of them decided to time there 3 laps run, first lap of running, runner 1, 2 and 3 took 2t1, t2, & 3ts respectively within 15min. , during their second lap of running, runner 1,2 and 3 took ti, tz, & 2t3 respectively within 18min. and during their last lap of running, runner 1,2 and 3 took 3t, 2t2, 4t3 respectively within 30min. The raise was finish within 63 min. How long each of the runners finished the 3 laps, and who is the fastest among them?

Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter2: Working With Real Numbers
Section2.3: Rules For Addition
Problem 8P
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If it is possible use Gauss. elimination. Do fast
There are 3 runners in the field practicing for Tokyo 2021 Olympics. During there practice each of them decided to time there 3 laps run, first lap of running, runner 1, 2 and 3 took 2t1, t2, & 3ts respectively within 15min. , during their second lap of running, runner 1,2 and 3 took t1, t2, & 2t3 respectively within 18min. and during their last lap of running, runner 1,2 and 3 took 3t, 2tz, 4t3 respectively within 30min. The raise was finish within 63 min. How long each of the runners finished the 3 laps, and who is the fastest among them?
Transcribed Image Text:There are 3 runners in the field practicing for Tokyo 2021 Olympics. During there practice each of them decided to time there 3 laps run, first lap of running, runner 1, 2 and 3 took 2t1, t2, & 3ts respectively within 15min. , during their second lap of running, runner 1,2 and 3 took t1, t2, & 2t3 respectively within 18min. and during their last lap of running, runner 1,2 and 3 took 3t, 2tz, 4t3 respectively within 30min. The raise was finish within 63 min. How long each of the runners finished the 3 laps, and who is the fastest among them?
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