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1 vote
Khalil's birthday party costs $11, plus an additional $9 for each guest he invites. Is the total cost directly proportional to the number of guests?​

User Silvester
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1 Answer

5 votes

Answer:

20, yes

Explanation:

11+9=20

If he is charged $9 for each guest then it will make a huge impact to the number of guests.

User Andrei Volgin
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