GED Practice

GED Math Review: Functions


Questions:

A. Determine if each table represents a              function. Explain why or why not.



  1. ________________________
    ________________________

  2. ________________________
    ________________________


    B. Determine if each graph represents a function. Explain why or why not.

  3. ________________________
    ________________________

  4. ________________________
    ________________________

    C. Determine if each relationship represents a function. Explain your reasoning.
  5. the high temperature in St. Louis based on the date last year
    ______________________________________
  6. the date last year based on the high temperature in St. Louis
    ______________________________________
  7. a street address based on the five-digit zip code
    ______________________________________
  8. at Northwest Savings Bank, a bank account balance based on an account number
    ______________________________________
  9. at Northwest Savings Bank, a bank account balance based on an account balance
    ______________________________________
Answers:

  1. Yes
  2. No
  3. No
  4. Yes
  5. Yes
  6. No
  7. No
  8. Yes
  9. No



Reference:




Complete Test Preparation for the GED Test 2014 by Steck-Vaughn