Answer:

Step-by-step explanation:

Asking the Math Gods...
The factors of 15 Answer : 1,3,5,15
so 3 and 5 are the only that would get 15
therefore this problem isnt correctly written.. You can't get 6 by adding any of the factored numbers
The answer to this problem is one because 1/3 3 times is 3/3 which is equal to one.