Question 652978
9/0 is undefined.

As a side: 0/9 is equal to zero.  You can have 0 cookes out of 9 on the table.
9/0 is undefined.  You can't have 9 cookies if there are none on the table.  That's absurd!

Fractions read as "out of".  4/5 is "4 out of 5"

"Nine out of zero" is so silly!