Question

Marie plans to sell roses for Valentine’s Day. She decides on the following prices: 1 rose for $4.25, 2 roses for $6.00, 3 roses for $7.75, 4 roses for $9.50, 5 roses for $11.25, and half-dozen roses for $13.00. Which function correctly describes Marie’s prices?

A. f(x) = 1.75x
B. f(x) = 3x
C. f(x) = 1.75x + 2.5
D. f(x) = 3x + 1.25

Answer 1

A. f(x) = 1.75x

Step-by-step explanation:

Every time you buy add a rose, the price increases 1.75

4.25 -> 6

9.50 -> 11.25