What does gross margin measure (HINT. Refresh your memory via a quick Google search, if necessary)? Apple's projected 2017 iPhone revenue is $150 billion and 2020 projected revenue of $167 billion. Information in the table iPhone Gross Profit Margin" reports 2017 gross margin of 43.0% and 2020 gross margin of 40.5%. Based on projected revenue and gross margin (%), calculate Apple's projected gross margin ($) for: a. 2017 b. 2020 What does gross margin measure (HINT. Refresh your memory via a quick Google search, if necessary)? Apple's projected 2017 iPhone revenue is $150 billion and 2020 projected revenue of $167 billion. Information in the table iPhone Gross Profit Margin" reports 2017 gross margin of 43.0% and 2020 gross margin of 40.5%. Based on projected revenue and gross margin (%), calculate Apple's projected gross margin ($) for: a. 2017 b. 2020