document.write( "Question 847394: if a bullet travels 537.0 m/s, what is the speed in miles per hour \n" ); document.write( "
Algebra.Com's Answer #510406 by Edwin McCravy(20055) $\"\"$ $\"About$
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document.write( "537.0 m/s\r\n" );
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document.write( "The path from \"meters\" to \"miles\" is \r\n" );
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document.write( "meters -> centimeters -> inches -> feet -> miles \r\n" );
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document.write( "The path from seconds to hours is\r\n" );
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document.write( "seconds -> minutes -> hours\r\n" );
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document.write( "Use the conversion 1m = 100cm to create a unit multiplier\r\n" );
document.write( "to cancel the \"m\".  Since the \"m\" is in the numerator,\r\n" );
document.write( "create the unit multiplier from that conversion that has\r\n" );
document.write( "\"m\" in the denominator so that it will cancel with the\r\n" );
document.write( "\"m\" in the numerator and bring in \"cm\" in the numerator.\r\n" );
document.write( "So create the unit multiplier \r\n" );
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document.write( "Use the conversion 60s = 1min to create a unit multiplier\r\n" );
document.write( "to cancel the \"s\".  Since the \"s\" is in the denominator,\r\n" );
document.write( "create the unit multiplier from that conversion that has\r\n" );
document.write( "\"s\" in the numerator so that it will cancel with the\r\n" );
document.write( "\"s\" in the denominator and bring in \"min\" in the numerator.\r\n" );
document.write( "So create the unit multiplier \r\n" );
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document.write( "Use the conversion 1in = 2.54cm to create a unit multiplier\r\n" );
document.write( "to cancel the \"cm\".  Since the \"cm\" is in the numerator,\r\n" );
document.write( "create the unit multiplier from that conversion that has\r\n" );
document.write( "\"cm\" in the denominator so that it will cancel with the\r\n" );
document.write( "\"cm\" in the numerator and bring in \"in\" in the numerator.\r\n" );
document.write( "So create the unit multiplier \r\n" );
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document.write( "Use the conversion 1hr = 60min to create a unit multiplier\r\n" );
document.write( "to cancel the \"min\".  Since the \"min\" is in the denominator,\r\n" );
document.write( "create the unit multiplier from that conversion that has\r\n" );
document.write( "\"min\" in the numerator so that it will cancel with the\r\n" );
document.write( "\"min\" in the denominator and bring in \"hr\" in the numerator.\r\n" );
document.write( "So create the unit multiplier \r\n" );
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document.write( "Use the conversion 1ft = 12in to create a unit multiplier\r\n" );
document.write( "to cancel the \"in\".  Since the \"in\" is in the numerator,\r\n" );
document.write( "create the unit multiplier from that conversion that has\r\n" );
document.write( "\"in\" in the denominator so that it will cancel with the\r\n" );
document.write( "\"in\" in the numerator and bring in \"ft\" in the numerator.\r\n" );
document.write( "So create the unit multiplier \r\n" );
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document.write( "Use the conversion 1mile = 5280ft to create a unit multiplier\r\n" );
document.write( "to cancel the \"ft\".  Since the \"ft\" is in the numerator,\r\n" );
document.write( "create the unit multiplier from that conversion that has\r\n" );
document.write( "\"ft\" in the denominator so that it will cancel with the\r\n" );
document.write( "\"ft\" in the numerator and bring in \"mile\" in the numerator.\r\n" );
document.write( "So create the unit multiplier \r\n" );
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document.write( "Now cancel the meters:\r\n" );
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document.write( "Now cancel the seconds:\r\n" );
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document.write( "Now cancel the centimeters:\r\n" );
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document.write( "Now cancel the minutes:\r\n" );
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document.write( "Now cancel the inches:\r\n" );
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document.write( "Now cancel the feet:\r\n" );
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document.write( "So you are left with this (ignoring the 1's):\r\n" );
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document.write( " = 1178.9 miles per hour.\r\n" );
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document.write( "Edwin
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