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No shared choice: a row and a column
Spot the same deduction when the two lists face different ways.
Deduction: Skewed cross elimination
GUIDED WALKTHROUGHStep 1 of 2
No shared choice: a row and a column
Each person has a different drink and snack. These small examples show one idea at a time; some squares will stay empty.
| Drinks | Snacks | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Tea | Coffee | Juice | Cocoa | Apple | Crackers | Brownie | Pear | ||
| People | Ada | ||||||||
| Ben | |||||||||
| Cy | |||||||||
| Dee | |||||||||
| Snacks | Apple | ||||||||
| Crackers | |||||||||
| Brownie | |||||||||
| Pear | |||||||||
Look here This step✓ Match× Not a match
The clues
- Ada brought an apple or crackers.
- The person with coffee brought a brownie or a pear.
STEP 1
Compare the snack choices
Ada can have the apple or crackers. The coffee person can have the brownie or pear. Ada's snack choices run across a row. The coffee person's snack choices run down a column.