Can someone please help me answer this . I appreciate your help!

Which of the following points is collinear with (-2,1) and (0,3)

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups

Which expression represents the total perimeter of her sandwich, and if x = 1.2, what is the approximate length of the crust?