Response to the following problem:
Key figures for the recent two years of both Research In Motion and Apple follow.
Research In Motion Apple
($ millions) Current Year Prior Year Current Year Prior Year
Net income . . . . . . . . . . . . . $ 2,457 $ 1,893 $ 8,235 $ 6,119
Net sales . . . . . . . . . . . . . . . 14,953 11,065 42,905 37,491
Current assets . . . . . . . . . . . 5,813 4,842 31,555 30,006
Current liabilities . . . . . . . . . 2,432 2,115 11,506 11,361
Required
1. Compute profit margins for (a) Research In Motion and (b) Apple for the two years of data shown.
2. Which company is more successful on the basis of profit margin? Explain.