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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This note was uploaded on 12/04/2011 for the course CMSC 250 taught by Professor Staff during the Spring '08 term at Maryland.
 Spring '08
 staff

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