document.write( "Question 906945: A duck and a chicken are walking to school. One way, the trip takes 2 hours for the duck and 3 hours for the chicken, since the chicken lives 40 miles farther away than the duck. The chicken travels 5 mph faster than the duck. Find their average rates of travel. \n" ); document.write( "
Algebra.Com's Answer #550106 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! Such speedy educated fowl! \n" ); document.write( "Just 5 mph walking is fast even for a human. \n" ); document.write( "r*t=d \n" ); document.write( "r*2=d \n" ); document.write( "(r+5)*3=d+40 \n" ); document.write( "3r+15=2r+40 \n" ); document.write( "r=25 mph for the duck \n" ); document.write( "Now that is power walking! \n" ); document.write( "r+5=30 mph for the chicken. \n" ); document.write( "2*25=50 miles for the duck \n" ); document.write( "3*30=90 miles for the chicken\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |