What are these answers 5/12 15/12 1/10 9/5 7/15 8/9 11/5 5/9 5/7

What?

Those answers are answers to equations. That's what an answer is, it's either an answer to an equation, or a question.

Your post makes no sense to me.

Better yet. What is the question?

Drat... they already gave the answer so I can't say 42.

Found on the page titled improper fractions

I spent 15 years teaching 4th grade. Tell us what part you don't understand and we can help you.