document.write( "Question 1195844: Alice and Bob start from the same position on a track and both start jogging clockwise along it. Alice runs at 4 miles per hour, and Bob runs at 3 miles per hour. How much extra distance will Alice have covered when she passes Bob?\r
\n" ); document.write( "\n" ); document.write( "What I have tried so far:
\n" ); document.write( "I've currently wrote down some notes about the problem
\n" ); document.write( "-They start from the same position on a track
\n" ); document.write( "-Alice runs 4 miles/hour
\n" ); document.write( "-Bob runs 3 miles/hour
\n" ); document.write( "-Question: Extra distance Alice covered when she passes Bob?\r
\n" ); document.write( "\n" ); document.write( "I'm not really sure what step I should do next, could I have some help please? Thank you! \n" ); document.write( "

Algebra.Com's Answer #828424 by ikleyn(52797) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "Alice and Bob start from the same position on a track and both start jogging clockwise along it.
\n" ); document.write( "Alice runs at 4 miles per hour, and Bob runs at 3 miles per hour.
\n" ); document.write( "How much extra distance will Alice have covered when she passes Bob?
\n" ); document.write( "What I have tried so far:
\n" ); document.write( "I've currently wrote down some notes about the problem
\n" ); document.write( "-They start from the same position on a track
\n" ); document.write( "-Alice runs 4 miles/hour
\n" ); document.write( "-Bob runs 3 miles/hour
\n" ); document.write( "-Question: Extra distance Alice covered when she passes Bob?
\n" ); document.write( "I'm not really sure what step I should do next, could I have some help please? Thank you!
\n" ); document.write( "~~~~~~~~~~~~~~\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "

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document.write( "The problem's formulation (three first lines in my copy) is incorrect and incomplete.\r\n" );
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document.write( "The complete and correct formulation \r\n" );
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document.write( "    - must say that the track is a closed line or a closed path, like circle, or ellipse,\r\n" );
document.write( "      or oval.\r\n" );
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document.write( "             The problem tries to tell it by saying \"clockwise\", but in professional formulation,\r\n" );
document.write( "             it must say it directly, openly and explicitly.\r\n" );
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document.write( "\r\n" );
document.write( "    - must give the LENGTH of the track.\r\n" );
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document.write( "Then we can answer the problems' question: Moving faster than Bob, Alice should cover \r\n" );
document.write( "the extra distance equal to the track's length, to catch up Bob for the first time.\r\n" );
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document.write( "Given rates in the problem (4 miles per hour for Alice and 3 miles per hour for Bob)\r\n" );
document.write( "are irrelevant to the problem's question.\r\n" );
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document.write( "Let me repeat my point again: as worded and printed in the post, the problem\r\n" );
document.write( "is posed incorrectly and can not be solved.\r\n" );
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document.write( "To be solved, irrelevant data should be ignored and necessary data should be added.\r\n" );
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document.write( "For example, if the track length is 6 miles, then the extra distance, which Alice\r\n" );
document.write( "should cover to catch up Bob for the first time, is 6 miles.\r\n" );
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\r
\n" ); document.write( "\n" ); document.write( "Solved, answered, partly disproved (where the post is wrong), fixed and explained
\n" ); document.write( "from the very beginning to the end.\r
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\n" ); document.write( "\n" ); document.write( "At this site, I placed several lessons (more than one) for persons/objects moving
\n" ); document.write( "along circular/closed tracks/paths.\r
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\n" ); document.write( "\n" ); document.write( "You can read these lessons and relevant problems with solutions from these links\r
\n" ); document.write( "\n" ); document.write( "    - Two runners run on a quarter-mile oval track \r
\n" ); document.write( "\n" ); document.write( "    - In a 2-mile race competition \r
\n" ); document.write( "\n" ); document.write( "    - Two runners on a circular track \r
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\n" ); document.write( "\n" ); document.write( "Consider them as your textbook, handbook, tutorials and (free of charge) home teacher.\r
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