Rational and irrational numbers
8th grade (Year 9 in England) Β· 16 questions Β· Common Core: 8.NS.A.1, 8.NS.A.2 Β· England: GCSE Higher Number
Name
Date
Score/ 16
Question 1
Which of these numbers is irrational: β8 ; 0.333β¦ (repeating) ; β16 ; Ο?
- A. 0.333β¦ (repeating)
- B. β8
- C. Ο
- D. β16
Question 2
Is 5/9 rational or irrational?
- A. Rational
- B. Irrational
Question 3
Which of these numbers is irrational: β3 ; β(9/4) ; 3/7 ; 0.333β¦ (repeating)?
- A. β3
- B. β(9/4)
- C. 3/7
- D. 0.333β¦ (repeating)
Question 4
Is β(1/4) rational or irrational?
- A. Rational
- B. Irrational
Question 5
Which of these numbers is irrational: β7 ; 3/7 ; 1.25 ; β8?
- A. 3/7
- B. β7
- C. β8
- D. 1.25
Question 6
Is β50 rational or irrational?
- A. Rational
- B. Irrational
Question 7
Which of these numbers is irrational: β2 ; 0.75 ; 22/7 ; 0.333β¦ (repeating)?
- A. 0.333β¦ (repeating)
- B. β2
- C. 22/7
- D. 0.75
Question 8
Is β0.5 rational or irrational?
- A. Rational
- B. Irrational
Question 9
Which of these numbers is irrational: β49 ; β16 ; β2 + 1 ; 22/7?
- A. β2 + 1
- B. β49
- C. β16
- D. 22/7
Question 10
Is 0.121212β¦ (repeating) rational or irrational?
- A. Rational
- B. Irrational
Question 11
Which of these numbers is irrational: 1.25 ; β16 ; β2 ; 22/7?
- A. 1.25
- B. β2
- C. β16
- D. 22/7
Question 12
Is β12 rational or irrational?
- A. Rational
- B. Irrational
Question 13
Which of these numbers is irrational: 0.75 ; Ο ; 3/7 ; β49?
- A. Ο
- B. 0.75
- C. 3/7
- D. β49
Question 14
Is 0.121212β¦ (repeating) rational or irrational?
- A. Rational
- B. Irrational
Question 15
Which of these numbers is irrational: 0.75 ; 22/7 ; β49 ; β7?
- A. β7
- B. β49
- C. 22/7
- D. 0.75
Question 16
Is 5/9 rational or irrational?
- A. Rational
- B. Irrational
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