Samsung and Apple compete for smartphone sales. The companies show the following information for their smartphone product lines or the current year. Some data are assumed. Required: 1. Compute the contribution margin ratio for each company's smartphone product line for the current year. 2. Which company's smartphone product line performed better based on contribution margin ratio? Complete this question by entering your answers in the tabs below. Compute the contribution margin ratio for each company's smartphone product line for the current year. Required: 1. Compute the contribution margin ratio for each company's smartphone product line for the current year. 2. Which company's smartphone product line performed better based on contribution margin ratio? Complete this question by entering your answers in the tabs below. Which company's smartphone product line performed better based on contribution margin ratio? Which company's smartphone product line performed better based on contribution margin ratio