Puzzle 25
Can you draw a line through all of the edges in this picture?
Each side is broken into 2 or 3 edges, and there are also 7 edges inside that you have to cross. The line must be continuous, and cross each edge exactly once.
Note: this puzzle is not interactive, and cannot be clicked.
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Puzzle 26
Elevator Mishap – Logic Puzzles
Six people were in a room together, when suddenly the lights went out. When the lights came back on, Fred Albert's wallet was missing!
Detectives have investigated, they have questioned the suspects, the witnesses, and people who know the suspects. They have collected physical evidence (hair samples, fibre samples, etc.) from the crime scene. They have collected these clues, but have not been able to solve the crime.
They have now asked for your help. Examine the clues, and see if you can solve the crime.
The suspect who owns a purple car was wearing tan shoes.
The suspect who weighs 180 pounds owns a green car.
The suspect who owns a black car was wearing blue shoes.
The suspect who weighs 150 pounds was wearing tan shoes.
Brian Martin owns a green car.
Marty Jones was carrying a purple umbrella.
John Fox has red hair.
Larry Smith weighs 210 pounds.
The suspect who weighs 190 pounds was wearing blue shoes.
The suspect who was carrying a red umbrella is not the one who was wearing black shoes.
The thief owns a black car.
The suspect who owns a white car is not the one who weighs 170 pounds.
Bill Edison was wearing brown shoes.
The suspect who weighs 190 pounds is not the one who has red hair.
No two suspects have the same weight, colour shoes, colour umbrella, colour car, or hair colour.
Puzzle Copyright © David Leithauser
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Puzzle 27
Alex and Billie were rowing their canoe along the River Trent.
In the morning, they managed to row upstream at an average speed of 2 miles per hour.
They then stopped for a spot of lunch and a nice rest.
In the afternoon, the pace was a little easier as they were now rowing downstream back to their starting point, and managed an average speed of 4 miles an hour.
The morning trip took them 3 hours longer than the afternoon.
How far did they row upstream?
Puzzle Copyright © Kevin Stone
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Puzzle 28
Start in the bottom left corner and move either up or right, one square at a time, adding up the numbers. What is the largest total you can make?
| 5 | 2 | 5 | 4 | 1 |
| 7 | 6 | 1 | 7 | 3 |
| 5 | 9 | 4 | 1 | 5 |
| 2 | 3 | 8 | 3 | 2 |
| 3 | 1 | 4 | 9 | 6 |
Note: this puzzle is not interactive, and the numbers cannot be clicked.
Puzzle Copyright © Kevin Stone
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