document.write( "Question 252681:  x is directly proportional to y^2. When y is 3, x is 6. Then y is 6, what is x?
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document.write( "A) 6  B) 10  C) 12 D) 18  E) 24 \n" );
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Algebra.Com's Answer #184702 by susanaramya(12)    ![]() You can put this solution on YOUR website! x is propotional to y^2 \n" ); document.write( "x=k y^2,k is a constant \n" ); document.write( "when y=3,x=6 6=(3^2)k \n" ); document.write( " k=6/9=2/3 \n" ); document.write( "the equation is x=2(y^2)/3 \n" ); document.write( "when y=6 x=2(6^2)/3 \n" ); document.write( " x=2(36)/3 \n" ); document.write( " x=24\r \n" ); document.write( "\n" ); document.write( "so answere is (E)24 \n" ); document.write( "  |