Unit 1 Test Review

Which of the following numbers is irrational?

• √8
• ¾
• 2
• -1.325

Which of the following is rational?

• .211232112421125. . . .
• π
• √25
• √12

-0.775 is a

• Irrational Number

• Whole Number

• Integer

• Rational Number

What is the opposite of 4?

• 4
• 0
• -4
• -0

Which situation cannot be represented by the integer -10?

• an elevation of 10 feet below sea level
• a temperature increase of 10°F
• a golf score of 10 under par
• a bank withdrawal of $10

How do you know that 5 and -5 are opposites? 

• Because they both have a 5 
• They are the same distance from 0 and on opposite sides of 0 
• Because they are the same 
• They both are on a number line 

Order from least to greatest:
[8, 4, -5, 12, -14, 3]

• 3, 4, -5, 8, 12, -14
• -14, -5, 3, 4, 8, 12
• 12, -14, -5, 3, 4, 8
• -5, -14, 3, 4, 8, 12

Which situation could the integer -50 represent?

• An increase of $50 in a bank account
• The temperature on a warm spring day
• The distance driven on the way to the beach
• A decrease of 50 employees

Which point is 7/8?

• Point C
• Point D
• Point E
• Point F

Which list orders the integers from least to greatest?

• -5, 3, -2, l -4l

• -2, 3, l-4l, -5

• -5, -2, 3, l-4l

• -2, -5, 3, l-4l