HI, I WILL MARK AND 5 STARS

IS THE LINE PROPORTIONAL OR NOT?

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

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