Posted by Erik-Olof Wallman (212.3.4.14) on November 04, 2003 at 12:42:44:
In Reply to: Need some average velocity help posted by Eddie on September 10, 2003 at 14:23:37:
If Adam moves 48/90 times as fast as George the first half of the distance, Adam has moved 48 dots when George has moved 90. If George moves 90
more Adam has to move 90 + 90 - 48 = 132 to catch up (seen from a man along the highway)
48 dots
:::::::::::::::::::::::: 132 dots :::::::::::::::::::::
:::::::::::::::::::::::::::::::::::::::::::::
90 dots
:::::::::::::::::::::::::::::::::::::::::::::
90 dots
:::::::::::::::::::::::::::::::::::::::::::::
Did you understand?
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