Because normally you don't cut posters into thirds. You keep them as whole numbers therefore fractions make no sense
Answer:
rewrwefe
Step-by-step explanation:
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3 for 3.60 the unit price come out to 1.20
Okay I think that a little confusing
Answer:

Step-by-step explanation:
You need at least $90 dollars, so x will be bigger than or equal to that amount.
Your parents don't want to give you more than $150 dollars so x is smaller than or equal to that amount.