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Puzzle 201 


How many squares of any size on this chessboard do not contain a rook?

Rooks On B3, C7, F5

Puzzle Copyright © Kevin Stone

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Puzzle 202 


Are there more:

… square inches in a piece of carpet 15 yards by 5 yards

or

… feet in a 20-mile walk?

Puzzle Copyright © Kevin Stone

workings hint answer print

??

Puzzle 203 


What comes next in this sequence:

boron  carbon  nitrogen  oxygen  ?

workings hint answer print

??

Puzzle 204 


Developer's Bowling Match - Logic Puzzles

At a recent bowling match, two games were played.

Kelly beat Sam in both games, and Reed beat Jamie in both games.
The winner in game 1 came second in game 2.
Reed won game 2, and Jamie beat Sam in game 1.
No player got the same placing twice.
Can you determine who finished where in each game?

Puzzle Copyright © Kevin Stone

workings hint answer print

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