2. Which company earns more in gross margin for each dollar of net sales for the current year? 3-a. Does Apple's current-year gross margin underperform or outperform the industry (assumed) average of 35.0% ? 3-b. Does Google's current-year gross margin underperform or outperform the industry (assumed) average of 35.0% ? 4-a. Are Apple's current-year gross margin on a favorable or unfavorable trend? 4-b. Are Google's current-year gross margin on a favorable or unfavorable trend? Complete this question by entering your answers in the tabs below. Compute the amount of gross margin and the gross margin ratio for the two years shown for each of these companies. (Ente your dollar answers in millions. Round your percentage answers to 1 decimal place.)