Answer:
257
Step-by-step explanation:
The divisors of 72 which are composite number are
4,6,8,9,12,18,36,72 (composite numbers are those numbers which are formed by the multiplication of two whole numbers}
So the total number of divisors which are composite are = 8
So total number of subset 
In question it is said that also include empty set in count
So total number of subset =256+1=257
Answer:
Hi!
Step-by-step explanation:
i would love to help you, but i don't quite understand the question.
Could you please tell me so i can better help you?
9/25=
25*4=100 so,9*4=36
9/25=36%