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1
The result of the following expression on simplification will be _______________.
Rational Number
Irrational Number
Both A and B
None of these
2
Express 0.358 as a rational number.
3
Which of the following statement is incorrect :-
1. The rational numbers and are on the opposite side of zero on the number line.
2. The rational number and are on the opposite side of zero on the number line.
Both are incorrect
Only 1 is incorrect
Only 2 is incorrect
No one is incorrect
4
is a _____________________
Positive rational number
Negative rational number
Either positive or negative numer
Neither positive or negative number
5
A rational number equivalent to is:
6
Write the negative (additive inverse) of : - 1
- 1
7
Reciprocal of 3 is __________________
-3
0
8
Simplify:
9
If m is a common divisor of a and b, then , find the unknown:
b x m
b - m
b + m
10
Evaluate each of the following:
11
What should be added to to obtain the nearest natural number ?
12
Write the additive inverse of :
13
Compare using cross multiplication method.
14
The additive inverse is _______________________
15
While representing and on the number line which of the following statement is true.
is at left hand side of zero on number line and is at left side of zero on number line
is at right side of zero on number line and is at right side of zero on number line
is at the centre point of zero on number line and is at left side of zero on number line
is at the right side of zero on number line and is at left side of zero on number line
16
Add the following numbers and simplify them :-
1.
2.
,
17
7 + (a + 2) = (7 + a) + 2 , is explained by which property?
Associative over multiplication
Commutative property
Distributive property
Associative over addition
18
Write down the rational number whose numerator is the smallest three digit number and denominator is the largest four digit number.
9999
19
Separate positive and negative rational numbers from the following rational numbers :
, , , , ,
Positive : , , Negative : , ,
Positive : , , , Negative : ,
20
Compare the following rational numbers by using the cross multiplication method :
1. ,
2. ,
3. ,