document.write( "Question 335516: Helen rode her bicycle for 2 hours at a constant speed of 6 km/h. She took the same route to come home, but increased her speed by 6 km/h. How far did she ride? \n" ); document.write( "
Algebra.Com's Answer #240648 by nyc_function(2741)\"\" \"About 
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Onward journey: D = rt = 6*2 = 12 km\r
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\n" ); document.write( "\n" ); document.write( "Final Answer: 24 km total
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