There are none. The factors are 1, 5, 613, and of course 3065 and none are perfect squares.
Answer: Fraction they both eat =
.
Fraction of bag remains = 
Step-by-step explanation:
Given: Part of cookies eaten by Scott = 
Part of cookies eaten by sister = 
Fraction they both eat = 

Fraction of the bag remain = 
[Taking fraction of whole bag =1]
Hence, Fraction they both eat =
.
Fraction of bag remains = 
Answer is CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
1 is 117 because 18x6.5 is 117