Example 1.14 The 60,000 fans who attended the home aming football game with up the
paraphernalia for their cars. Altogether 2

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   Example 1.14 The 60,000 fans who attended the home aming football game with up the

   paraphernalia for their cars. Altogether 20,000 bumpers stickers, 36110winter dans sa

   12,000 key rings were sold. We know that 52,000 fans bought at least one item und nu

   bought more than one of a given item. Also 6000 fans bought both decals and in a

   9000 bought both decals and bumpers stickers and 5000 bought both key rings and bump

   stickers.

   a) How many fans bought all three items?

   b) How many fans bought exactly one items?

   c) Someone questioned the accuracy of the total number of purchasas, 5200 (qon that

   all the other numbers have been confirmed to be correct. This parun daimed the best

   number of purchasers to be either 60,000 or 44,100. How do you dispd the daim ?

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