document.write( "Question 705391: Wayne drove 3 hours on a freeway at 55 mi/hr and then 10 miles in the city at 35 mi/hr. What was his average speed? \n" ); document.write( "
Algebra.Com's Answer #434566 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! D=RT \n" ); document.write( "D=55*3+35*10 \n" ); document.write( "D=165+350 \n" ); document.write( "D=515 TOTAL DISTANCE. \n" ); document.write( "515/(3+10)=515/13=39.62 MPH. IS THE AVERAGE SPEED. \n" ); document.write( " |