The Carters Bikes one please.

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

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?

What is the interquartile range (iqr) of the data set represented by this box plot?