Puzzle 201
Below is a grid which should contain boy'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 202 Starting in the bottom left corner and moving either up or right, adding up the numbers along the way, what is the largest sum that can be made?
2
3
6
2
4
2
3
1
5
1
6
1
1
1
7
5
3
5
2
2
3
2
7
2
3
Note: this puzzle is not interactive, and the numbers cannot be clicked.
Puzzle Copyright © Kevin Stone
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Puzzle 203
How many squares of any size on this chessboard do not contain a rook?
Puzzle Copyright © Kevin Stone
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Answer Reasoning There are 60 squares of size 1 x 1. There are 35 squares of size 2 x 2. There are 12 squares of size 3 x 3. There are 3 squares of size 4 x 4.
Puzzle 204
Can you find a number …
Puzzle Copyright © Kevin Stone
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Answer Reasoning 2N = N + 7 — 4 8N = N + 28 7N = 28 N = 4
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