document.write( "Question 1095674: Hi
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document.write( "the amount of water in a tank decreases by half every half hour.the tank now has 70 cubic metres of water. How much water will be left after 90min.\r
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document.write( "thanks \n" );
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Algebra.Com's Answer #710186 by josgarithmetic(39633) ![]() You can put this solution on YOUR website! \"...every half hour...\"\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The simple way:\r \n" ); document.write( "\n" ); document.write( " \r\n" ); document.write( "Now 70\r\n" ); document.write( "30 min 35\r\n" ); document.write( "60 min 17.5\r\n" ); document.write( "90 min 8.75\r\n" ); document.write( "\r \n" ); document.write( "\n" ); document.write( "8.75 cubic meters remain after 90 minutes. \n" ); document.write( " |