document.write( "Question 1183207: Emily traveled 60 miles on the highway and 16 miles on the local roads to reach her destination. On the highway, she traveled 30 miles faster than on local roads. If her speed on local roads is 20 miles per hour, then what was her average speed, in miles per hour, during her entire trip? \n" ); document.write( "

Algebra.Com's Answer #813408 by ikleyn(52781) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "Emily traveled 60 miles on the highway and 16 miles on the local roads to reach her destination.
\n" ); document.write( "On the highway, she traveled 30 miles faster than on local roads.
\n" ); document.write( "If her speed on local roads is 20 miles per hour, then what was her average speed, in miles per hour, during her entire trip?
\n" ); document.write( "~~~~~~~~~~~~~~~~~~~~~~~~~~~\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "

\r\n" );
document.write( "Average speed is the entire travel distance divided by the whole travel time.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "The entire distance is 60+16 = 76 miles.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "The time traveled on highway was  =  =   of an hour.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "The time traveled on the local road was   =   of an hour.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "The total time was   +  =  = 2 hours.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "The average speed is  76 miles divided by 2 hours =  = 38 miles per hour.    ANSWER\r\n" );
document.write( "

\r
\n" ); document.write( "\n" ); document.write( "Solved.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "----------------\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Comment from student : 𝑣 =(60+16)/(60/(30+20)+16/20) v=76/(60/50+4/5) v=76/(6/5+4/5) v=76/((10/5)) v=76/2=38 miles per hour\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "My response : Honestly, I didn't get for what reason you posted me this comment.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );