Puzzles, Issue 03

Solve the puzzles that appeared in Issue 03.


These puzzles appeared in Issue 03 of the magazine.


Source: mscroggs.co.uk
routesYou start at A and are allowed to move either to the right or upwards.

How many different routes are there to get from A to B?

Chessboard Squares

Source: Thinking Mathematically by John Mason, Leone Burton & Kaye Stacey

It was once claimed that there are 204 squares on a chessboard. Can you justify this claim?

The answers to these puzzles are available here.

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