STD VIII - Math (I)

Name
Class
ITS ID
What should be added to -3/5 to get -1/3?
4/5
8/15
4/15
2/5
What should be subtracted from -2/3 to get 3/4?
-11/12
-13/12
-5/4
-17/12
The product of two numbers is -1/4. If one of them is -3/10, then the other is _________.
5/6
-5/6
4/3
-8/5
Reciprocal of -7/9 is ______.
9/7
-9/7
7/9
None of these
A rational number between -2/3 and 1/2 is _______.
-1/6
-1/12
-5/6
5/6
The product of a rational number and its reciprocal is _____.
0
-1
1
None of these
Zero is __________ the reciprocal of any number.
Not
Always
Possibly
None of these
The reciprocal of a positive rational number is __________.
Negative
Positive
Inverse
Zero
___________ is called the multiplicative identity of rational numbers.
-1
0
1/2
1
The property of the rational numbers that states that two numbers can be multiplied in any order is ____________.
Closure
Commutative
Distributive
Associative
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