#### Answer

(1,3,5,7)

#### Work Step by Step

Odd whole numbers less than 9 must be:
1. An odd number: a number which is not an integer when divided by 2
2. A whole number: a number greater than or equal to 0 and an integer
3. A number that is less than 9.
So the numbers in this set must be (1,3,5,7)