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Out of 40 boys, 23 have dark hair, 18 have brown eyes, and 26 have...

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Basic Math

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Out of 40 boys, 23 have dark hair, 18 have brown eyes, and 26 have dark hair, brown eyes or both.a Draw a Venn diagram to display this information.b One of the boys is selected at random. Determine the probability that he has:i dark hair and brown eyesil brown eyes given that he has dark hair.

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