Real Number Relationships Review-8th

Which Venn diagram correctly represents the relationship between rational numbers and irrational numbers?

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Which Venn diagram correctly describes the relationship between Set R and Set W?

R = {real numbers}

W = {whole numbers}

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• Point A

• Point B

• Point C

• Point D

Tags

CCSS.8.NS.A.2

Point Q is shown on the number line.

Which value best represented point Q?

Paula completely covered a square mile wall using 87.5 ft² of wallpaper without any overlap. Which measurement is closest to the side length of this wall in feet?

• 22 ft

• 44 ft

• 9 ft

• 7 ft

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

• Point M

• Point N

• Point P

• Point Q

The density of Oxygen is 0.001429 grams per cubic centimeter. How is this number written in scientific notation?

• 1.429 x 10³

• 1.429 x 10²

• 1.429 x 10^-3

• 1.429 x 10^-2

Tags

CCSS.8.EE.A.3

Jamie used a microscope to measure the diameter of a hair. She found that the diameter of the hair was 0.000072 meter. How is this number written in scientific notation?

• 7.2 x 10^-5

• 7.2 x 10⁶

• 7.2 x 10⁵

• 7.2 x 10^-6

The table shows the completion times of four runners in a race.

Which list shows the runners in order by their completion times from fastest to slowest?

• Patty, Joe, Steve, Ellen

• Ellen, Joe, Steve, Patty

• Ellen, Steve, Joe, Patty

• Patty, Steve, Joe, Ellen

The diagonal lengths of three rectangles are shown. The rectangles are not drawn to scale.

Which list shows the rectangles in order by their diagonal lengths from shortest to longest?

• Rectangle T, Rectangle S, Rectangle P

• Rectangle T, Rectangle P, Rectangle S

• Rectangle S, Rectangle T, Rectangle P

• Rectangle S, Rectangle P, Rectangle T