document.write( "Question 743439: 2. You have an order for an 8 gallon aquarium that is 20 inches long and 10.5 inches wide. How deep should the aquarium be? \r
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document.write( "this is what I know....\r
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document.write( "Common aquarium holds 10 gallons. I know volume of a right rectangular tank is found by multiplying the length of the tank times the width times the height, or V=lwh. I know 231 cubic inches are equal to 1 gallon. \r
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document.write( "Can you help me understand how to solve this? I have work due on stuff similar. Thanks!
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Algebra.Com's Answer #452901 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! You have an order for an 8 gallon aquarium that is 20 inches long and 10.5 inches wide. How deep should the aquarium be? \r \n" ); document.write( "\n" ); document.write( "this is what I know....\r \n" ); document.write( "\n" ); document.write( "Common aquarium holds 10 gallons. I know volume of a right rectangular tank is found by multiplying the length of the tank times the width times the height, or V=lwh. I know 231 cubic inches are equal to 1 gallon. \n" ); document.write( "----------------- \n" ); document.write( "What's common is not relevant. \n" ); document.write( "V = lwh & 1 gallon = 231 cu inches is all you need to know. \n" ); document.write( "---- \n" ); document.write( "V = 20*10.5*h = 8 gal*231 cubic in/gallon \n" ); document.write( "210h = 1848 \n" ); document.write( "h = 1848/210 \n" ); document.write( "h =~ 8.8 inches\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |