11/4 cups of sugar to make 20 cookies, how much sugar do i need to make 16 cookies

The table respent two linear functions the equation respented by the first tables is given

Will give brainliest immeadeately true or false: the origin woud be included in the solution set for the inequality: y< 2x-5

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)