An archery target is shown. The radius of region X is 2 ft and the radius of the entire target is 6 ft. If an arrow hits the target at random, what is the probability that it hits the red region Y? Round to the nearest percent.

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?