Greetings!
Answer:
Each hiker gets 
 cups of mixed nuts.
 cups of mixed nuts.
Explanation:
First, we need to find the total amount of cups by multiplying the number of bags with the amount of cups in each bag:
8 * 3.5 = 28
Now, we divide this by 12 to find the amount of cups per hiker:
28 ÷ 12 = 
 or 2.3333
 or 2.3333
So each hiker gets 
 cups of mixed nuts.
 cups of mixed nuts.
Hope this helps!