(o) Compute net sales, gross profit, and the gross margin ratio for each of the four separate companies. (b) Which company has the better gross margin ratio? Complete this question by entering your answers in the tobs below. Compute net sales, gross profit, and the gross margin ratio for each of the four separate companies. Wote: Round your gross margin ratio to 1 dedimal place, i.e., 0.2367 bhould be entered as 23.7%