Number System Test

Which statement below is NOT true?

• a. √34 > 28/5

• b. 19/3 > 28/5

• c. √26 > 28/5

• d. 2√11 > 28/5

Tags

CCSS.8.NS.A.2

The area of a piece of land is 4,951,000 square meters. How is this number of square meters written in scientific notation?

• a. 4.951 x 10^7

• b. 4.951 x 10^-3

• c. 4.951 x 10^3

• d. 4.951 x 10^6

Tags

CCSS.8.EE.A.3

The area of a square wall is 182 square feet. Which measurement is closest to the side length in feet of this wall?

• a. 91.0 ft

• b. 13.5 ft

• c. 54.0 ft

• d. 45.5 ft

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

An inequality is shown. Which number is between √21 < x < 3π/2? Which value of x makes the inequality true?

• a. 2√6

• b. 0.09

• c. π + 1

• d. 14/3

Which value is best represented by point Q?

• a. √5.4

• b. √29.5

• c. √35.5

• d. √5.9

Tags

CCSS.8.NS.A.2

Which point on the number line best represents the location of √92?

• a. Point M

• b. Point N

• c. Point P

• d. Point O

Tags

CCSS.8.NS.A.2

Four friends are competing in an obstacle course. The portion of the course that each has finished so far is shown in the table. Who is closest to completing the course?

• A. Dana

• B. Emily

• C. Lydia

• D. Taylor

Where should -√169 be placed in the Venn diagram?

• Rational numbers, because -√169 is equal to -84.5

• Integers, because -√169 is equal to -13

• Irrational numbers because -√169 is equal to -84.5

• Whole numbers, because -√169 is equal to 13

Isabella is comparing the values below. Which list shows the values in order from greatest to least? 7.42, 7.6, 79%, √48

• 7.6, 7.42, √48, 79%

• √48, 7.6, 7.42, 79%

• 70%, 7.6, 7.42, √48

• 7.42, 7.6, √48, 79%

Tags

CCSS.8.NS.A.2

A square room in Amber’s home has an area of 128 square feet. Which is the best estimate of one side length of the room?

• 32 feet because 128 ÷ 4 = 32

• 11.3 feet, because √128 is between 11 and 12

• 64 feet, because √128 = 64

• 10.9 because √128 is between 10 and 11

Tags

CCSS.8.NS.A.2