The rational numbers incorporate every one of the whole numbers, in addition to all portions, or ending decimals, and rehashing decimals. Each normal number can be composed as a portion a/b, were an and b number. For example, 5 can be written as 5/1, -0.175 can be written as -7/40, and 3 1/6 can be written as 19/6. All-natural numbers, whole numbers, and integers are rationals, but not all rational numbers are natural numbers, whole numbers, or integers.

Every whole number is a rational number
Yes, every whole number is also a rational number.
A number is said to be a rational number if it can be written in the form of p/q where p and q are integers and q≠0 .
Considering q = 1, every whole number p can be written as p/1
∴ Every whole number is a rational number.
Reverse: Every rational number is not a whole number
Let us consider some rational numbers,
1/3, 2/3, 3/3……..
On simplifying, we get
3/3 = 1
It is a whole number.
On simplifying
2/3 = 0.33
It is not a whole number.
Hence, every rational number is may or may not be a whole number but every whole number is a rational number.