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Unformatted text preview: Do a truth table for ( p q ) r . Do a truth table for p ( q r ). 5. (25 points) A couple is a DINK (double income, no kids) if they are married, both work, and they do not have children. On Jan 1, 2010 Alice and Bob are a DINK. On Jan 1, 2011 Alice and Bob are NOT a DINK. Let M be the statement Alice and Bob are married. Let K be the statement Alice and Bob have kids. Let A be the statement Alice has a job. Let B be the statement Bob has a job. (a) Give a Boolean formula (a formula with AND, OR and NOT) on the variables M,K,A,B that is TRUE on Jan 1, 2010 and conveys as much information as possible. (b) Give a Boolean formula (a formula with AND, OR and NOT) on the variables M,K,A,B that is TRUE on Jan 1, 2011 and conveys as much information as possible. 1...
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 Spring '08
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