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Is zero a rational number? Can you write it in the form , where p and q are integers and
?
Yes zero is a rational number as it can be represented in the 
form, where p and q are integers and q 
0 as 
etc.
Find six rational numbers between 3 and 4.
Infinite rational numbers are present between 3 and 4.
They can be represented as
respectively.
The rational numbers between 3 and 4 are-
Find five rational numbers between and
.
Infinite rational numbers are present between
.
Therefore, rational numbers betweenare
State whether the following statements are true or false. Give reasons for your answers. (i) Every natural number is a whole number. (ii) Every integer is a whole number. (iii) Every rational number is a whole number.
(i) True, since the collection of whole numbers contains all natural numbers.
(ii) False, as integers may be negative but whole numbers are positive. For example: −3 is an integer but not a whole number.
(iii) False, as rational numbers may be fractional but whole numbers may not be. For example: 
is a rational number but not a whole number.
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