document.write( "Question 594867: A heart typically beats 4320 times in an hour. At this rate, how many times does a heart beat in 8 minutes? \n" ); document.write( "
Algebra.Com's Answer #376959 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "4320/60 = x/8 ... Note: 1 hour = 6 min\r
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\n" ); document.write( "\n" ); document.write( "4320*8 = 60x\r
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\n" ); document.write( "\n" ); document.write( "34560 = 60x\r
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\n" ); document.write( "\n" ); document.write( "34560/60 = x\r
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\n" ); document.write( "\n" ); document.write( "576 = x\r
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\n" ); document.write( "\n" ); document.write( "x = 576\r
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\n" ); document.write( "\n" ); document.write( "So a heart typically beats 576 times in 8 minutes.
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