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MCQ Questions for CBSE Class 12 with Answers
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Quiz
CBSE
/
Class 8
/
Maths
/
Rational Numbers
1.
Which of the following statements is false?
Natural numbers are closed under addition
Whole numbers are closed under addition
Integers are closed under addition
Rational numbers are not closed under addition.
2.
Which of the following statements is false?
Natural numbers are closed under subtraction
Whole numbers are not closed under subtraction
Integers are closed under subtraction
Rational numbers are closed under subtraction.
3.
Which of the following statements is true?
Natural numbers are closed under multiplication
Whole numbers are not closed under multiplication
Integers are not closed under multiplication
Rational numbers are not closed under multiplication.
4.
Which of the following statements is true?
Natural numbers are closed under division
Whole numbers are not closed under division
Integers are closed under division
Rational numbers are closed under division.
5.
Which of the following statements is false?
Natural numbers are commutative for addition
Whole numbers are commutative for addition
Integers are not commutative for addition
Rational numbers are commutative for addition.
6.
Which of the following statements is true?
Natural numbers are commutative for subtraction
Whole numbers are commutative for subtraction
Integers are commutative for subtraction
Rational numbers are not commutative for subtraction.
7.
Which of the following statements is false?
Natural numbers are commutative for multiplication
Whole numbers are commutative for multiplication
Integers are not commutative for multiplication
Rational numbers are commutative for multiplication.
8.
Which of the following statements is true?
Natural numbers are commutative for division
Whole numbers are not commutative for division
Integers are commutative for division
Rational numbers are commutative for division.
9.
Which of the following statements is true?
Natural numbers are associative for addition
Whole numbers are not associative for addition
Integers are not associative for addition
Rational numbers are not associative for addition.
10.
Which of the following statements is true?
Natural numbers are associative for subtraction
Whole numbers are not associative for subtraction
Integers are associative for subtraction
Rational numbers are associative for subtraction.
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