Sarah is planning a party at a cafe. The cafe charges a fee of $15 per person, plus an additional flat fee of $22 for music. Which of the following functions describes the average cost per person for Sarah's party in terms of x, the number of people attending the party? A. B. C. D.

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

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