document.write( "Question 1147445: An old car has to travel a 2-mile route, uphill and down. Because it is so old, the car can climb the first mile-the ascent-no faster than an average speed of 15 mi/h. How fast does the car have to travel the second mile-on the descent it can go faster, of course-in order to achieve an average speed of 30 mi/h for the trip?\r
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #768774 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! An old car has to travel a 2-mile route, uphill and down. Because it is so old, the car can climb the first mile-the ascent-no faster than an average speed of 15 mi/h. How fast does the car have to travel the second mile-on the descent it can go faster, of course-in order to achieve an average speed of 30 mi/h for the trip? \n" ); document.write( "=================== \n" ); document.write( "Sort of a \"trick question.\" \n" ); document.write( "An average of 30 mi/hr is not possible. Time is up. \n" ); document.write( " |