SOLUTION: in 2001, there was an estimated 900 million cell phone users and 600 million PC users in the world. what is the ratio of PC users to cell phone user?
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Question 188720: in 2001, there was an estimated 900 million cell phone users and 600 million PC users in the world. what is the ratio of PC users to cell phone user? Answer by Earlsdon(6103) (Show Source):
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