Ratios, Rates, Unit Rates, and Proportional

Which statement describes the meaning of point (4,6) on the graph?

• 4 miles were walked in 6 hours.

• 6 miles were walked per hour.

• 6 miles were walked in 4 hours.

• 4 miles were walked in 1 hour.

If 6 pizzas cost $95.94, how much will it cost for 9 pizzas?

Which of the following graphs shows a proportional relationship between x and y?

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Which of the following tables shows a proportional relationship between x and y?

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Does the graph show direct variation?

• Yes, because the graph is a straight line.

• No, because the graph does not pass through the origin.

• No, because the graph is not a straight line.

The graph shows the cost, y, of magnets, x, at a souvenir shop. How much does one magnet cost?

The graph shows the cost, y, of magnets, x, at a souvenir shop. How much does 120 magnets cost?

The table shows a directly proportional relationship between the cost of apples and the weight of the apples in pounds. What is the cost of 60 pounds of apples?

What is the constant of proportionality for the table?

• 5

• 4