An office manager is renting a local hall for an upcoming event. The hall costs ​$140. The food costs ​$12 per person. The office manager is not sure how many people will attend. Which quantity is not a variable quantity the cost to rent the hall​, the number of people who will​ attend, or the total cost of the​ food?

Choose the correct answer below.

the total cost of the food

the cost to rent the hall

the number of people who will attend
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