Or
Every Sunday, Rosa and her cousins get together for brunch. This week, Rosa is in charge of making fresh-squeezed orange juice.
There is a proportional relationship between the number of oranges Rosa squeezes, x, and the amount of juice (in ounces) she makes, y.
x (oranges) y (ounces)
1 2
2 4
9 18
10 20
Write an equation for the relationship between x and y. Simplify any fractions.