UNIT 3 REVIEW

The owners of a business rented 4,506.23 square feet of space in an office
building. They plan to use 281.6 square feet of the space for the kitchen.

How many square feet of space are left?

• 453.6 square feet

• 4225.63 square feet

• 4,506.23 square feet
• 4,224.63 square feet

Mrs. Zapata paid a total of $8.17 to mail three packages.

• She paid $2.77 to mail the first package.

• She paid $3 to mail the second package.

How much did Mrs. Zapata pay to mail the third package?

• $1.50
• $3.50
• $2.40
• $4.20

The table shows the number of cartons of milk the school cafeteria sold each day last week.

Which of these is the best estimate of the number of cartons of milk the cafeteria sold last week?

• 10 cartons
• 100 cartons
• 2000 cartons

• 1980 cartons

The number of worker bees in two bee colonies is shown below.

• Colony A has 24,815 worker bees.
• Colony B has 7,144 worker bees.

Which of the following is the best estimate of the difference between the number of worker bees in these colonies?

• 5000
• 32000

• 18000

• 10000

A family paid a total of $44 for 2 adult tickets and 3 child tickets to play miniature golf. The 2 adult tickets cost a total of $20.

Which strip diagram shows a way to find c, the cost in dollars of each child ticket?

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A factory makes 400 refrigerators every day. The factory makes 125 more stoves per day than refrigerators. Which equation can be used to find x, the total number of refrigerators and stoves the factory makes in one day?

• x = 400 + 400 + 125

• x = 400 + 125

• x = 400 + 400 - 125

• x = 400 - 125

It took Ian three years to collect 25,413 aluminum cans to recycle. In the first year he collected 8,917 cans, and in the second year he collected 7,639 cans.

Which equation can be used to find x , the number of cans Ian collected in the third year?

• x = 25,413 - 8,917 - 7,639

• x = 25,413 + 8,917 + 7,639

• x = 8,917 + 7,639

• x = 8,917 - 7,639

A business earned $96 for one job and $78 for a second job. The money was divided equally among the 3 partners who own the business.

Which strip diagram represents m, the amount of money each partner received?

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The table shows the total numbers of runs different baseball teams scored in one season.

Which stem and leaf plot displays these data?

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The frequency table shows the number of times some people visited a movie theater last year.

Which set of data could the frequency table represent?

• 1, 2, 2, 3, 6, 7, 7, 9, 12, 12, 12, 14, 17, 18, 20

• 0, 2, 4, 5, 6, 6, 7, 8, 9, 11, 11, 13, 14, 15, 20, 20, 20

• 1, 5, 6, 10, 11, 15, 16, 20, 4, 5, 5, 3

• 2, 2, 4, 5, 6, 6, 7, 8, 9, 11, 11, 13, 14, 15, 20, 20, 20