Whats 4/5 as a decimal?

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Which expression gives the area of the triangle shown below

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?