document.write( "Question 55504: A patch of lily pads doubles its size each day after it starts growing in the pond. If a pond was completely covered just today, what part of it was covered in lily pads five days ago? \n" ); document.write( "
Algebra.Com's Answer #37727 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "yesterday 1/2 of the pond was covered \n" ); document.write( "day before that (1/2)of (1/2) or 1/4th was covered. \n" ); document.write( "day before that 1/8th was covered \n" ); document.write( "etc. \n" ); document.write( "5 days before (1/2)^5 = 1/32 nd of the pond was covered. \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |