GED Practice

GED Math Review: Working with Ratios and Unit Rates


Questions:

  1. Kira paid $1445 for 5 dozen eggs. What was the price for 1 dozen eggs? _________
  2. Juan drove 300 miles and used 12 gallons of gas. How many Miles did he drive per gallon of gas?_________
  3. If Demontre ran 15 miles in 2 hours, how fast was he running?_________
  4. There are 156 students who want to play basketball. If there are 13 teams, how many students will be on each team?_________
  5. The Monarchs won 30 games and lost 6 games. Which of the following statements is true? 
    • The ratio of games won to games lost is 6:1.
    • The ratio of games won to games lost to games played is 1/5.
    • The ratio of games won to games played is 5/6.
    • The ratio of games lost to games won is 5 to 1.
  6. On a quiz, Denzel answers 16 questions incorrectly. Which of the following statements is true?
    • The ratio of correct answers to incorrect answers is 4:16
    • The ratio of correct answers to total questions is 3/4.
    • The ratio of total questions to incorrect answers is 1/5.
    • The ratio of incorrect answers to correct answers is 1/4.
  7. In a factory, there are 35 union workers and 14 non-union workers. Which of the following statements is not true?
    • The ratio of non-union workers to union workers is 2/5.
    • The ratio of union workers to total workers is 7:5
    • The ratio of non-union workers to total workers is 2/7.
    • The ratio of union workers is 5 to 2.
  8. A manufacturer produces 1,000 electric switches. Of these, 50 were found to have defects.Which of the following statements is not true?
    • The ratio of defective switches to total switches is 1:20.
    • The ratio of defective switches to total good switches is 1 to 19.
    • The ratio to good switches to total switches is 19/20.
    • The ratio of total switches to defective switches is 1/20.

Answers:
  1. $2.89 per dozen
  2. 25 miles per gallon
  3. 7.5 miles per hour
  4. 12 students per team
  5. The ratio of games won to games played is 5/6.
  6. The ratio of incorrect answers to correct answers is 1/4.
  7. The ratio of union workers to total workers is 7:5
  8. The ratio of total switches to defective switches is 1/20.



Reference:

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

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