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Old 08-11-2008, 02:56 PM
kalex28 kalex28 is offline
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Default how many knows french and english both?

In a group of 15 people , 7 read french, 8 read english while 3 of them read none of these two.How many of them read french and english both?
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Old 08-12-2008, 03:28 AM
davewolf davewolf is offline
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Since 3 people rede none so only 12 people read.
7 + 8 - 12 = That arre only 3 people read both

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Old 08-12-2008, 03:48 AM
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Default

15 - 3 = 12
(7 + 8) - 12 = 3

I'm sure the answer is 3

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