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Puzzle 109 


Triathlon - Round 1Logic Puzzles

During the latest round of the BrainBashers school triathlon the final results were mislaid, however, this is what we do know.

Hayden was fourth.
Alex was not the oldest but was older than Drew, who was not second.
The child who was next in age to the youngest, finished second.
The child who finished in third place was older than the child who finished first.
Billie was younger than the child who finished in third place.
Can you determine who finished where and place the children in order of age?

Puzzle Copyright © Kevin Stone

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Puzzle 110 


Below is a grid which should contain girl's names. The missing letters for a particular column are listed at the top of that column. Can you 'drop' the missing letters in and complete the grid?

Puzzle Copyright © Kevin Stone

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Puzzle 111 


What number comes next in the sequence:

11 · 13 · 17 · 31 · 37 · 71 · 73 · 79 · 97 · ?

Puzzle Copyright © Kevin Stone

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Puzzle 112 


Using exactly four straight lines, without taking your pen off the (virtual) paper, can you join all nine dots?

3 x 3

Note: this puzzle is not interactive, and cannot be clicked.

A Charming Puzzle, Twentieth Century Standard Puzzle Book, A. Cyril Pearson.

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