document.write( "Question 1196753: A fish tank has a base area of 45 cm squared and is filled with water to a depth of 12cm. If the height of the tank is 25 cm, how much more water will be needed to fill the tank to the brim?
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Algebra.Com's Answer #829745 by ikleyn(52803)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Surely, you can solve the problem, as @ewattr did it, by computing the starting volume, the ending volume \n" ); document.write( "and then making subtraction.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "But the meaning of this assignment is to get you an idea, that it is enough to calculate the \"empty\" volume, \n" ); document.write( "which should be filled.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "It can be done in one line and in one arithmetic operation, by multiplying the area by the water rise value.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So, this problem teaches you to make your calculations and to organize your solution in a rational form.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "It is the major goal of this assignment.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "////////////////\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "By the way, with such dimensions that are given in the problem, the tank is very instable - it may easily tip over:\r \n" ); document.write( "\n" ); document.write( "the base area is too small, while the height is too big.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Very unrealistic dimensions . . . \r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |