HELP :) Find the Domain and Range of the following Relation.(Add 1 space after your domain answer)

1. {(3,5), (4,15), (5,20), (6,25), (7,30)
2. {(-1,2), (-1,4), (-1,6), (-1,8), (-1,10)}
3. {(-6,1), (-5,0), (-4,-1), (-3,-2), (-2,-3)}

Which formula finds the probability that a point on the grid below will be in the blue area? p(blue) = total number of squares number of blue squares number of blue squares p(blue) = total number of squares number of blue squares p(blue) = number of white squares

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Is the square root of 4 plus the square root of 16 rational?