Assignment:
A mini license plate for a toy car must consist of three numbers followed by a letter. Each number must be a 3,6, or 9. Repetition of digits is not permitted. Each letter must be an A, B, or C.
- Use the counting principle to determine the number of points in the sample space.
- Construct a tree diagram to represent situation
- List the sample space.
Provide complete and step by step solution for the question and show calculations and use formulas.