Math 8 Midterm Exam Study Guide

2.) Determine if the number below is rational or irrational

• Rational
• Irrational

3.) The number 0.34375 is irrational because it is a decimal that terminates

• True
• False

4.)Between which two whole numbers does the number below fall between?

• 8 and 9
• 9 and 10
• 10 and 11
• 11 and 12

5) Which of the following is a perfect square?

• 20
• 50
• 64
• 85

6) Simplify the expression to a single base raised to a power.

• 
• 
• 
• 

7) Simplify the expression to a single base raised to a power.

• 
• 
• 
• 

8) Simplify the expression

• 
• 
• 
• 

9) Simplify using positive exponents

• 
• 
• 
• 

10) How would you write 0.00034 in scientific notation?

• 
• 
• 
• 

11) Write an equation "Three times a number decreased by 7 is 8. "

• 3x + 7 = 8
• 3x - 7 = 8
• 3(x - 7) = 8
• 3 - 7 = 8