document.write( "Question 1142435: Gas mileage actually varies slightly with the driving speed of a car​ (as well as with highway vs. city​ driving). Suppose your car averages 32 miles per gallon on the highway if your average speed is 54 miles per​ hour, and it averages 19 miles per gallon on the highway if your average speed is 70 miles per hour. Answer parts​ (a) and​ (b) below. \n" ); document.write( "
Algebra.Com's Answer #763139 by ikleyn(52797)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "You failed to print parts (a) and (b).\r
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