document.write( "Question 894204: car A is going 70 mph; car B passes car A, and in 4 seconds is 500 yards ahead. How fast is car B going? \n" ); document.write( "
Algebra.Com's Answer #541844 by Alan3354(69443)\"\" \"About 
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car A is going 70 mph; car B passes car A, and in 4 seconds is 500 yards ahead. How fast is car B going?
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\n" ); document.write( "Car B's speed is 70 mi/hr + 125 yd/sec
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