document.write( "Question 1185282: Hi
\n" ); document.write( "An amoeba population triples every 10 minutes. If A Petri dish is completely filled after 7 hours. How long did it take for the Petri dish to be a third filled. \r
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Algebra.Com's Answer #816086 by ikleyn(52781)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "An amoeba population triples every 10 minutes. If A Petri dish is completely filled after 7 hours.
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document.write( "It is a joke problem, because the answer becomes OBVIOUS if to think a minute.\r\n" );
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document.write( "It takes 10 minutes less than 7 hours for the Petri dish to be a third filled.\r\n" );
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document.write( "ANSWER.  It takes 6 hours and 50 minutes.\r\n" );
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