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 Sujet: opposite directions
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 Running in opposite directions around a circular track 2020-05-11 Alessandra pose la question :2. Alan and Brian are two runners. Alan runs at 6.6 m/s and Brian runs at 8.4 m/s. They start from the same place on a circular 400 m track and run in opposite directions round and round the track. (a) How far has Brian run when they pass each other for the first time? (b) After they pass each other for the second time, how much further does Brian need to run in order to complete two laps (800 m)?Penny Nom lui répond. Running around a circular track in opposite directions 2019-02-24 carmi pose la question :how many times will lita and rose pass each other in 15 minutes if lita and rose start jogging on a 110 meters circular track. they begin at the same point but in opposite direction. lita at 8/3 meters per second and rose at 7/3 meters per second.Penny Nom lui répond. Travelling in opposite directions 2015-12-06 Roselyn pose la question :Jenny and Mark commute to work, travelling in opposite directions. Jenny leaves the house at 8 AM, and averages 35 kph. Mark leaves at 8:15 AM, and averages 40 kph.At what time will they be 40 kilometers apart?Penny Nom lui répond.

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