document.write( "Question 905177: A motorboat starts out and travels 9 miles an hour. In 3 hours another motorboat traveling at 18 miles an hour starts out to overtake the first one. In how many hours will the second boat take over the first? \n" ); document.write( "
Algebra.Com's Answer #549134 by lwsshak3(11628)\"\" \"About 
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A motorboat starts out and travels 9 miles an hour. In 3 hours another motorboat traveling at 18 miles an hour starts out to overtake the first one. In how many hours will the second boat take over the first?
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\n" ); document.write( "3*9=27=distance 2nd boat must overtake the 1st boat
\n" ); document.write( "18-9=9=speed at which 2nd boat is overtaking 1st boat
\n" ); document.write( "travel time=distance/speed=27/9=3
\n" ); document.write( "how many hours will the second boat take over the first? 3
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