Three identical units of merchandise were purchased during July, as follows: Date Product T Units Cost July 3 Purchase 1 $23.00 10 Purchase 1 26.00 24 Purchase 1 29.00 Total 3 $78.00 Average cost per unit $26.00 Assume one unit sells on July 28 for $38.00. Determine the gross profit, cost of merchandise sold, and ending inventory on July 31 using the (a) first-in, first-out, (b) last-in, first-out, and (c) average cost flow methods.

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.