8th Grade Unit 1 Test

Which of these shows a repeating decimal?

• 2.222

• 6 3/10

A square floor has 16 tiles. Each tile is 1 square foot.

What is the length of one side of this square floor?

• 1 foot

• 4 feet

• 16 feet

Between which 2 whole numbers is the square root of 50?

• 5 and 6

• 6 and 7

• 7 and 8

Which of these integers is also a whole number?

• -6

• -2

• 17

Which of these cannot be a rational number?

• an integer

• an irrational number

• a real number

A student divided 5 feet of ribbon into 3 equal parts.

Which type of number describes the length of each part?

• whole number

• integer

• rational number

Which of the following are true?

I. √36 > 5

II. 7 < √10

III. √17 - 8 > √17 + 8

• only I

• only II

• all of them

• 5 1/2

• √25

• 5.999

What is the correct power to change 760,000 into scientific notation?

760,000 = 7.6 x _______

• 240

• 24,000

• 240,000