document.write( "Question 372085: On a train, it took 3/4 hour to travel a distance of 52 1/2 miles. What was the average speed of the train? \n" ); document.write( "
Algebra.Com's Answer #265080 by nyc_function(2741)\"\" \"About 
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r = D/t\r
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\n" ); document.write( "\n" ); document.write( "Solve for r when D = 52_1/2 and t = 3/4\r
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\n" ); document.write( "\n" ); document.write( "We can write 52_1/2 as 105/2.\r
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\n" ); document.write( "\n" ); document.write( "r = 105/2 divided by 3/4\r
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\n" ); document.write( "\n" ); document.write( "Can you finish?
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