document.write( "Question 746417: please help me solve this question
\n" ); document.write( "a solid pyramid of height 40 cm with a square base of sides 30 cm each is put into a cubical tank of sides 40 cm each. the tank is then filled with water. if the pyramid is removed , find the depth of water in a tank.
\n" ); document.write( "answer:32.5cm
\n" ); document.write( "question is how the answer is coming 32.5cm with this equation?
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Algebra.Com's Answer #454283 by Cromlix(4381)\"\" \"About 
You can put this solution on YOUR website!
Volume of a pyramid = 1/3 x Area of base x height
\n" ); document.write( " = 1/3 x 900 x 40
\n" ); document.write( " = 12000 cm^3\r
\n" ); document.write( "\n" ); document.write( "Volume of tank = length x breadth x height
\n" ); document.write( " = 40 x 40 x 40
\n" ); document.write( " = 64000 cm^3\r
\n" ); document.write( "\n" ); document.write( " 64000 - 12000 = 52000 cm^3 water left\r
\n" ); document.write( "\n" ); document.write( " 52000 cm^3 / 40 x 40 = h
\n" ); document.write( " h = 32.5cm.
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