Economics 1st Edition by Dean Karlan,Jonathan Morduch

تمرين 7

A hair salon offers three services: haircuts, color treatment, and styling. The salon charges $40 for a cut, $65 for color, and $30 for styling. Last month, the salon sold 68 haircuts, 34 color treatments, and 22 styling sessions. If the salon's costs for the month totaled $2,843, what was its profit?