document.write( "Question 747989: A trucks wheel has a diameter of 1 m and a cars wheel is half this. How many times does the trucks wheel turn in 1 kilometer ? Predict how many times the cars wheel turns in one kilometer. \n" ); document.write( "
Algebra.Com's Answer #455270 by Alan3354(69443)\"\" \"About 
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A trucks wheel has a diameter of 1 m and a cars wheel is half this. How many times does the trucks wheel turn in 1 kilometer ?
\n" ); document.write( "It moves \"pi%2Ad\" m per rev
\n" ); document.write( "# of revolutions = 1000/pi
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\n" ); document.write( "Predict how many times the cars wheel turns in one kilometer.
\n" ); document.write( "We don't predict, we calculate.
\n" ); document.write( "2x as many = 2000/pi
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