document.write( "Question 1126350: a car takes 1 hour to travel 100 km along a main road and then 1/2 hour to travel 20 km along a side road.
\n" );
document.write( "What is the average speed of the car?
\n" );
document.write( "a. 60 km/h
\n" );
document.write( "b. 70 km/h
\n" );
document.write( "c. 80 km/h
\n" );
document.write( "d. 100 km/h \n" );
document.write( "
Algebra.Com's Answer #742659 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! a car takes 1 hour to travel 100 km along a main road and then 1/2 hour to travel 20 km along a side road. \n" ); document.write( "What is the average speed of the car? \n" ); document.write( "---------- \n" ); document.write( "Total distance = 120 km \n" ); document.write( "Total time = 1.5 hours \n" ); document.write( " \n" ); document.write( " |