The data below present key ratios for six well-known U.S. corporations: Apple, Boeing, Citigroup, Facebook, McDonalds, and Walmart. However, the companies are not listed in order, and their names have been removed from the column headings. Using only your understanding of the ratios and the nature of each company listed, match each of the sets of ratios with the appropriate company.

Ratios	A	B	C	D	E	F
ROE (%)	21.89	40.39	13.39	6.59	35.19	29.5
ROA (%)	8.07	4.88	11.25	.72	15.66	18.82
Profit Margin (%)	3.42	5.04	21.57	17.77	19.58	21.42
Gross Margin (%)	24.81	15.18	78.41	NA	38.77	37.88
P/ E (X)	15.71	22.73	81.54	11.16	18.5	15.2
Asset T.O.	2.36	.97	.52	.04	.80	.88
Collection Per. (days)	4.70	28.34	34.08	NA	15.92	17.4
Inventory T.O.	8.11	1.75	NA	NA	163.35	71.14
Debt / Equity (%)	76.00	61.54	2.34	221.3	86.25	14.11
Times Interest Earned (X)	13.5	33.05	10.00	2.21	21.74	NA
Current Ratio (X)	.88	1.23	13.56	.38	1.56	1.63
Acid Test (X)	.21	.38	13.56	.38	1.53	1.59