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Rational Numbers Mock Tests

66 questions available

Rational Numbers Mock Test 1

Questions: 30

Rational Numbers Mock Test 2

Questions: 30

Rational Numbers Mock Test 3

Questions: 6

Sample Questions

Class 8 Mathematics
The additive inverse of 5/9 is:
A 5/9
B -5/9
C 9/5
D -9/5
Class 8 Mathematics
Which of the following is not a property of rational numbers?
A Closure under addition
B Commutative under subtraction
C Associative under multiplication
D Closure under division by 0
Class 8 Mathematics
The LCM of 12 and 18 is:
A 24
B 36
C 48
D 72
Class 8 Mathematics
The product of two rational numbers is always:
A A rational number
B An irrational number
C An integer
D None of these
Class 8 Mathematics
The additive inverse of 5/9 is:
A 5/9
B -5/9
C 9/5
D -9/5
Class 7 Mathematics
The multiplicative identity for rational numbers is:
A 1
B 0
C −1
D 2
Class 7 Mathematics
The additive identity for rational numbers is:
A 0
B 1
C −1
D Any rational number
Class 7 Mathematics
The difference between 5/6 and 1/3 is:
A 1/2
B 4/3
C 2/3
D 1/6

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