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The following information is taken from the annual reports of three companies: Shareholders' Equity (amounts in millions) Contributed capital $27,096 Retained earnings Treasury stock Other comprehensive income A B 22,957 (24,153) 247 $26,147 $ 7,698 38,994 (10,637) 127 C $ 62,150 (5,978) (8,057) 0 $ 36,182 $ 48,115 REQUIRED: 1) For each company, calculate the ratio of treasury stock divided by contributed capital. 2) What does this ratio tell you about each of the three companies?