Unit 2 Test Review

A recipe calls for 1···4 cup of brown sugar for every 2··3 cup of white sugar. How many cups of brown sugar are required for every cup of white sugar?

• 1··8

• 3··8

• 1··4

• 3··4

Mr. Carver is mixing soil for his garden. He wants the soil to be in the proportion of 1 part sand to 3·1·2 parts compost. What is the unit rate of parts compost to parts sand? What is the unit rate of parts sand to parts compost?

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Maria jogged 3 miles in 3·5 hour. Kari jogged 2·1·2 miles in 1·2 hour. Tell whether each statement is True or False.

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Raquel earned $105 for baking seven pies one week. The following week she earned $60 for baking four pies. On the third week, she did not bake any pies or earn any money. Is there a proportional relationship between the number of pies Raquel bakes and the money she earns? Use the graph to explain your answer.

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Is there a proportional relationship between Category 1 and Category 2 in the table below? Explain your answer.

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Rebecca burns an average of 210 calories in 35 minutes of ballet. How many calories does Rebecca burn per minute? Does Rebecca burn more than 400 calories per hour? Explain.

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Which of the following equations represent a proportional relationship? Choose all that apply.

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Consider the equation 3·4 y = 2.4x. Solve the equation for y. What is the constant of proportionality? Describe a situation that the equation from Part A could represent. Be sure to specify what x and y represent.

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Raven can walk 2.4 miles in 36 minutes. At this rate, how far can she walk in 1 hour?

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A daycare serves orange slices to children at lunchtime. The table below shows how many oranges were cut up and served each day of the week in relation to the number of children in attendance. Is there a proportional relationship between the number of children and the number of oranges in this situation? Explain your answer and provide the constant of proportionality if there is one.

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