Luther is having his birthday party at the Galactic Fun party venue this year. The Blastoff party package costs $215 and covers the entrance fee for guests, a private party room, and
model rocket painting. Luther's parents upgraded his package to include a favor for each of
his 9 guests, bringing the total to $269. What is the cost of each favor?

Need ! a certain ultraviolet ray has a frequency of 1 × 1016 hz, and a certain infrared ray has a frequency of 2 × 1012 hz. which of the following is true? a. the frequency of the ultraviolet ray is fifty thousand times the frequency of the infrared ray. b. the frequency of the infrared ray is fifty thousand times the frequency of the ultraviolet ray. c. the frequency of the ultraviolet ray is five thousand times the frequency of the infrared ray. d. the frequency of the infrared ray is five thousand times the frequency of the ultraviolet ray.