document.write( "Question 247148: Tom and Jerry each order a pizza. The circumference of Tom’s pizza is 30% greater than the cir-cumference of Jerry’s pizza. The area of Tom’s pizza is what percentage greater than the area of Jerry’s ?\r
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document.write( "(A)30% (B) 49% (C) 50% (D) 69% (E) 75% \n" );
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Algebra.Com's Answer #180362 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Tom and Jerry each order a pizza. The circumference of Tom’s pizza is 30% greater than the cir-cumference of Jerry’s pizza. The area of Tom’s pizza is what percentage greater than the area of Jerry’s ? \n" ); document.write( "(A)30% (B) 49% (C) 50% (D) 69% (E) 75% \n" ); document.write( "---------------------- \n" ); document.write( "Circumference and radius are directly related, so the radius is 1.3 times. \n" ); document.write( "Area is a function of the square of the radius, so it's 1.69 times (1.3*1.3). \n" ); document.write( "That's 69% greater. \n" ); document.write( " \n" ); document.write( " |