document.write( "Question 562010: A teenager rollerblades for 10 km in 1 hour, 23 minutes and 20 seconds. At what average speed does he travel? \n" ); document.write( "

Algebra.Com's Answer #364423 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"+1+\"$ hr x $\"+60+\"$ min/hr x $\"+60+\"$ sec/min = $\"+3600+\"$ sec
\n" ); document.write( " $\"+23+\"$ min x $\"+60+\"$ sec/min = $\"+1380+\"$ sec
\n" ); document.write( " $\"+3600+%2B+1380+%2B+20+=+5000+\"$
\n" ); document.write( "Average speed = $\"+10+%2F+5000+\"$ km/sec
\n" ); document.write( "Average speed = $\"+.002+\"$ km/sec x $\"+1000+\"$ m/km
\n" ); document.write( "Average speed = $\"+2+\"$ m/sec \n" ); document.write( "

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