Answer: B. 350.
Step-by-step explanation:
Given: Total number of fluorescent colors = 7
Total number of pastel colors = 5
Since , he want three fluorescent colors and two pastel colors.
Number of ways to select r things out of n things = 
Number of ways to choose colors = 

Hence, the correct option is B. 350.
NUMBER 2 is 240 because 6 times 4 times 10 is equal to 240. I am still working on the others
Answer:
the ansrew is 3%
Step-by-step explanation:
160 divided by 32= 3% mostly around 3.3125 i am not 100% sure so u should probably wait for someone else but this is my way of seeing the problem.