document.write( "Question 554854: songs are recorded on one side of records that rotate at a rate of 45 rpm, Through how many degrees does one of these records rotate in 20 seconds? \n" ); document.write( "

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songs are recorded on one side of records that rotate at a rate of 45 rpm, Through how many degrees does one of these records rotate in 20 seconds?
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\n" ); document.write( "20 secs = 1/3 minute
\n" ); document.write( "45 rev/min * (1/3) min = 15 revs
\n" ); document.write( "15*360 = 5400 degrees
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