SMITH, JOHNSON, AND COHEN LIVE IN BROOKLYN, MANHATTAN, AND THE BRONX (NOT NECESSARILY IN THAT ORDER). THEY ARE FLYING TO NEW YOUK CITY IN A JET WHOSE PILOT, COPILOT, AND NAVIGATOR ARE NAMED SMYTHE, JENSON, AND KOHN (AGAIN, NOT NECESSARILY RESPECTIVELY). IT IS KNOWN THAT
A. COHEN LIVES IN THE BRONX
B. JOHNSON IS DAF AND MUTE
C. SMYTHE HAD A BRIEF FLING WITH THE COPILOT'S WIFE
D. THE PASSENGER WHOSE NAME SOUNDS LIKE THE NAVIGATOR'S LIVES IN BROOKLYN. THE NAVIGATOR, HOWEVER, LIVES IN MANHATTAN.
E. THE NAVIGATOR'S NEXT-DOOR NEIGHBOR, ONE OF THE PASSENGERS, IS A FAMOUS OPERA SINGER.
WHAT ARE THE POSITIONS OF SMYTHE, JENSON, AND KOHN? (HINT: THERE ARE FOUR SETS OF INFORMATION. TWO MATRICES MIGHT BE USEFUL)
I show how to solve a logic problem where we are given limited information regarding people, their residences, and their occupations. Solving the problem requires drawing deductive inferences from the given information. The problem-solving process involves using two matrices.