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all coffee mixtures sold in a store contain colombian,

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Intern
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all coffee mixtures sold in a store contain colombian, [#permalink] New post 28 Mar 2007, 09:25
all coffee mixtures sold in a store contain colombian, jamaican, brazilian coffee or some combination of these. Of all mixtures, 33 contain colombian coffe, 43 contain jamaican coffee, and 42 contain brazilian. Of these, 16 contain at least colombian and jamaican, 18 contain at least jamaican and brazilian and 8 contain atleast brazilian and colombian, and 5 contain all three . how many different coffee mixtures are there?

45
56
76
81
86
Manager
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 [#permalink] New post 28 Mar 2007, 12:30
Nice twisted question.
This question seems to be a great example of questions that are tougher to understand than to solve.

D for me on this one.

C + J + B - (C&J + J&B + B&C) + B&C&J
= 118 - (42) + 5
= 81


Hope I understood the question correctly!
Senior Manager
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 [#permalink] New post 28 Mar 2007, 15:52
My answer is 81 too :)
  [#permalink] 28 Mar 2007, 15:52
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all coffee mixtures sold in a store contain colombian,

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