5 articles trouvés pour ce sujet.
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Running in opposite directions around a circular track |
2020-05-11 |
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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. |
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Running around a circular track in opposite directions |
2019-02-24 |
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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. |
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Travelling in opposite directions |
2015-12-06 |
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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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The flight of an airplane |
2008-08-29 |
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kobina pose la question :
You are traveling on an airplane that is moving at 500 mph in a direction 40deg north of west.Therefore , You are travelling (due to the plane ) at how many mph toward the west.
Stephen La Rocque lui répond. |
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X is due north of Y ... |
2004-08-11 |
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A student pose la question :
X is due north of Y and 2km distant. Z is due east of Y and has a bearing of S35°12'E from X. How far, to the nearest metre, is Z from X?
Penny Nom lui répond. |
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