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Real Numbers
Real Numbers Quiz Quiz
10 multiple choice questions
Q1: Which of the following is an integer?
A) 3.14
B) -5
C) 0.333... (repeating)
D) 0.75
Q2: The square root of 2 (sqrt(2)) is an example of a:
A) Rational number
B) Irrational number
C) Whole number
D) Fraction
Q3: The set of real numbers includes:
A) Only positive integers
B) All rational and irrational numbers
C) Only whole numbers
D) Only fractions
Q4: The inequality symbol for 'less than or equal to' is:
A) <
B) >
C) <= (or less than or equal to)
D) =
Q5: The absolute value of -7 is:
A) -7
B) 7
C) 0
D) 1/7
Q6: Which of the following is a rational number?
A) pi
B) sqrt(3)
C) 0.333... (repeating decimal)
D) sqrt(5)
Q7: The multiplicative identity element is:
A) 0
B) 1
C) -1
D) 2
Q8: If a is positive and b is negative, then ab (a times b) is:
A) Positive
B) Negative
C) Zero
D) Undefined
Q9: The additive inverse (opposite) of 9 is:
A) 9
B) -9
C) 1/9
D) 0
Q10: Natural numbers are also called:
A) Positive counting numbers (1, 2, 3...)
B) Non-negative integers including 0 (0, 1, 2...)
C) Negative numbers only
D) Fractions only
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