Answer:
The correct answer is no.
Step-by-step explanation:
If a number is a factor of another number, that means that it can be equally divided into it evenly.
I know that 3 x 20 = 60, and 73 - 60 = 13.
Since 3 is not a factor of 13, it is also not a factor of 73.
Hope this helps! :D
