document.write( "Question 588664: A man walks down the road for half an hour at an average speed of 3 kph. He waits 10 minutes for the tricycle, which brings him back to his starting point at 7:15. If the man began his walk at 6:25 the same morning, what was the average speed of the tricycle? \n" ); document.write( "
Algebra.Com's Answer #374573 by josmiceli(19441)\"\" \"About 
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The length of the road is \"+d+=+3%2A%281%2F2%29+\"
\n" ); document.write( "\"+d+=+1.5+\" km
\n" ); document.write( "He started at 6:25
\n" ); document.write( "6:25 + 30 min = 6:55
\n" ); document.write( "He waits 10 min
\n" ); document.write( "6:55 + 10 min = 7:05
\n" ); document.write( "He is back at his starting point at 7:15
\n" ); document.write( "7:15 - 7:05 is 10 min
\n" ); document.write( "So, on the tricycle he covered \"+1.5+\" km
\n" ); document.write( "in 10 min
\n" ); document.write( "\"+1.5+=+r%2A%2810%2F60%29+\"
\n" ); document.write( "\"+r+=+9+\"|
\n" ); document.write( "The average speed of the tricycle is 9 km/hr
\n" ); document.write( "
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