document.write( "Question 750364: A ball has a radius of 6cm. Jack puts some balls in a cylindrical tank with a diameter of 24cm containing water. The water level rises 8cm. How many balls are in the tank? \n" ); document.write( "
Algebra.Com's Answer #456574 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! A ball has a radius of 6cm. \n" ); document.write( " Jack puts some balls in a cylindrical tank with a diameter of 24cm containing water. \n" ); document.write( " The water level rises 8cm. How many balls are in the tank? \n" ); document.write( ": \n" ); document.write( "Let n = no. of balls in the tank \n" ); document.write( "Tank radius = 12 cm \n" ); document.write( ": \n" ); document.write( "Total Ball vol = Tank water volume increase \n" ); document.write( "n( \n" ); document.write( "divide both sides by pi \n" ); document.write( "n( \n" ); document.write( "do the math \n" ); document.write( "288n = 1152 \n" ); document.write( "n = 1152/288 \n" ); document.write( "n = 4 balls\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |