document.write( "Question 487963: Two cars leave from the same location and travel in opposite directions along a straight road. One car travels 30 miles per hour while the other travels at 45miles per hour. How long will it take the two cars to be 255 miles apart? \n" ); document.write( "

Algebra.Com's Answer #333218 by josmiceli(19441) $\"\"$ $\"About$

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Think of this as one car standing still and
\n" ); document.write( "the other one moving at the sum of their
\n" ); document.write( "speeds.
\n" ); document.write( " $\"+255+=+%28+30+%2B+45+%29%2At+\"$
\n" ); document.write( " $\"+t+=+255%2F75+\"$
\n" ); document.write( " $\"+t+=+3.4+\"$ hrs
\n" ); document.write( " $\"+.4+\"$ hrs = $\"+.4%2A60+=+24+\"$ min
\n" ); document.write( " $\"+t+\"$ = $\"3\"$ hrs and $\"24\"$ min \n" ); document.write( "

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