Proportional Relationships

Front

The number of trees and the number of apples are given in the table above. Determine which statement below is correct.

Back

The table is not proportional because the unit rate is not constant.

Front

Using the graph above, determine the constant of proportionality.

Back

k = 6

Front

Using the table above, determine which statement is correct.

Back

The table is not proportional because the unit rate is not constant.

Front

Determine which equation does NOT represent a proportional relationship: y = -2x, y = 1/2 x, y = 3x, y = 5x - 7

Back

y = 5x - 7

Front

Using the table above, determine the equation of the line. Options: y = 5x, y = 10x, y = 1/5 x, y = 1/10 x

Back

y = 5x

Front

The cost, c, of potato salad by its weight in pounds, p, at a deli is given in the table above. Which equation best models this data? Options: c = .29p, c = 3.5p, p = .29c, p = 3.5c

Back

c = 3.5p

Front

If an object on earth weighs 42 lbs, what is its weight on the moon? Options: 7 lbs, 12 lbs, 84 lbs, 252 lbs

Back

7 lbs

Front

Is the graph proportional and how do you know?

Back

The graph is not proportional because it does not pass through the origin.

Front

What is the constant of proportionality based on the table above?

Back

75

Front

Jacob mixed 8 cups of flour with 2 cups of water to make pizza dough. To represent the relationship between the number of cups of flour, f, and the number of cups of water, w, needed to make the same pizza dough, Jake wrote the equation f = ____ w. What should be placed in the blank? Options: 1/4, 8, 2, 4

Back

4