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The two along a line into a circle, with different speeds Inspired by bicycle.

376,407,7892010-03-01 01:10:46 +0000 #1
When they run anti-clockwise, every 10 seconds once met; if traveling in the same direction, only one person for every 170 seconds to catch up with another person. Assume that the circle is 170 meters in length, and asked how much the speed of the two?
mwg062010-03-01 01:21:44 +0000 #2
reverse when met once every 10 seconds, indicating both the speed and is 17 meters per second,

170 seconds to catch up with the same direction when the 170-meter and two 1 meter per second velocity difference is

very Obviously, one is 9 meters per second, one is 8 meters per second,

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