Geometry and Data Analysis Problems

Which list of numbers is ordered from greatest to least?

• -2 1/5, |2 1/4|, 2.23, -2

• |2 1/4|, 2.23, -2, -2 1/5

• -2, -2 1/5, |2 1/4|, 2.23

• -2 1/5, -2, 2.23, |2 1/4|

Which is the better value?

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Find the following measures of the data set shown in the box plot below.

Minimum

Maximum

Median

First Quartile

Third Quartile

Interquartile Range

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Part A What are the coordinates of the ride located 1.25 units away from Roller Coaster 1 and 3.5 units away from the Merry-Go-Round?

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Part B: What is located at (–1.5, –2)?

• Point A

• Point B

• Point C

• Point D

Select all the pairs of expressions that are equivalent.

• 14d + 21 and 7(2d + 3)

• 9(5r – 2) and 14r – 7

• 8(6q – 9) and 48q – 72

• 16 + 4w and 2(2w + 8)

• 32t + 16 and 16(2 – t)

A gym charges membership dues of $25 per month. Complete the table to show how the total cost in dollars, C, and the number of months, m, of gym membership are related. m: 3, 8, 14 C: ___, ___, ___

• C: 75, 200, 350

• C: 50, 175, 325

• C: 60, 180, 340

• C: 80, 210, 360

A gym charges membership dues of $25 per month. Write an equation to represent the total cost based on the number of months of gym membership.

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Which of the following is a statistical question?

• How tall is Mr. Leung?

• What are the ages of all your cousins?

• What is the formula for the volume of a cube?

• What is the school’s address?

Kristy had a piece of fabric that she cut into 8 equal squares. Each square has area 0.625 ft². What is the area of Kristy’s original piece of fabric?

• 5 ft²

• 4 ft²

• 6 ft²

• 8 ft²