PARCC Fractions and Square Root 2 — Questions and Answers
Question 1: What is the value of √144?
- 10
- 11
- 12 (Correct answer)
- 14
Correct answer: 12
Since 12 × 12 = 144, the square root of 144 is 12.
Question 2: Which fraction is equivalent to 3/4?
- 6/8 (Correct answer)
- 4/6
- 9/16
- 5/8
Correct answer: 6/8
Multiplying both numerator and denominator of 3/4 by 2 gives 6/8.
Question 3: What is 2/5 + 1/5?
- 3/10
- 3/5 (Correct answer)
- 1/5
- 2/25
Correct answer: 3/5
With like denominators, add the numerators: 2 + 1 = 3, giving 3/5.
Question 4: Between which two whole numbers does √50 fall?
- 5 and 6
- 6 and 7
- 7 and 8 (Correct answer)
- 8 and 9
Correct answer: 7 and 8
Since 7² = 49 and 8² = 64, √50 lies between 7 and 8.
Question 5: What is 1/2 of 3/5?
- 3/10 (Correct answer)
- 4/7
- 3/7
- 5/10
Correct answer: 3/10
Multiply 1/2 × 3/5 = 3/10.
Question 6: Which decimal equals the fraction 7/10?
- 0.07
- 0.7 (Correct answer)
- 7.0
- 0.71
Correct answer: 0.7
Seven tenths written as a decimal is 0.7.
Question 7: What is √81?
- 7
- 8
- 9 (Correct answer)
- 11
Correct answer: 9
Because 9 × 9 = 81, the square root of 81 is 9.
