Liam's rectangular flower bed is 15 feet by 30 feet, and Noah's is 20 feet by 20 feet. Which of the following statements are true?
Liam's flower bed is larger by 50 square feet.
Noah's flower bed is larger by 50 square feet.
The flower beds are the same size.
Liam's flower bed is larger by 25 square feet.
Noah's flower bed is larger by 25 square feet.