document.write( "Question 607422: John Averaged 50 MPH from city A to B returning over the same route he averaged 55 mph if it took him 32 hours total time, how far apart are A and B? \n" ); document.write( "

Algebra.Com's Answer #382705 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
\n" );
document.write( "Hi
\n" );
document.write( "Note:  D = rt OR d/r = t
\n" );
document.write( "John Averaged 50 MPH going and 55mph returning.  total trip took 32hr 
\n" );
document.write( " d/50 + d/55 = 32
\n" );
document.write( " 55d + 50d = 32(50·55)
\n" );
document.write( "  105d = 32(50·55)
\n" );
document.write( "     d = 32(50·55)/105
\n" );
document.write( "     d = 838.1mi \n" );
document.write( "

\n" );