Answer:

Step-by-step explanation:
Given

Required
--- next roll to be yellow
This is calculated as:

So, we have:


IF 12 copies cost $0.66 you have to divide 0.66/12 and you will get the cost for 1 copy: 0.66/12= $0.055 per each copy.
If Melyssa needs 56 copies, you have to multiply 0.055*56= $3.08
Answer:
50
Step-by-step explanation:
im not that sure sorry
Answer:
7/4
Step-by-step explanation:
it just is