Irrational numbers on a number line pls help!!

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?

What is the product? a-3/15a × 5/a-3