Posted by sarah on Friday, March 1, 2013 at 9:00pm.
a gardener places lilies in a pond.He does on the first day of the month of september.it double in volume every day until the last day of the month,the pool is full.On what day of the month was the pool half full of lilies?

math  Ms. Sue, Friday, March 1, 2013 at 9:03pm
It will be half full of lilies in the second to the last day of the month.

math  sarah, Friday, March 1, 2013 at 9:14pm
is it day 20,or day 15

math  Ms. Sue, Friday, March 1, 2013 at 9:22pm
Neither.
It's half full on September 29.
Remember the lilies double every day.

math  Knights, Friday, March 1, 2013 at 9:25pm
It will be the last day....
Remember Ms. Sue, Friday, March 1, 2013 at 9:22pm "Remember the lilies double every day" So the previous day would be half the amount.
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