The ATT Building (IE Batman Building) in Nashville is 614 feet tall. A model of the building is 60 inches tall. What is the ratio of the height of the model to the height of the actual ATT Building?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.