Which graph represents y as a function of x

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Askateboard ramp is in the shape of a right triangle what is the height of the ramp

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