Amy and her three friends love to eat pizza for lunch. Amy's mother bakes
a rectangular pizza for each of the girls. The rectangular pizzas are all the
same size.
* Amy cuts her pizza into three equal pieces and eats two pieces.
* Jill cuts her pizza into two equal pieces and eats one piece.
* Lia cuts her pizza into six equal pieces and eats three pieces.
* Ella cuts her pizza into four equal pieces and eats three pieces.
Write a fraction to show the amount of pizza each girl eats. Which girls ate
the same amount of pizza? Show all your mathematical thinking.