# Puzzles

## Archive

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#### Sunday Afternoon Maths LXVII

Coloured weightsNot Roman numerals

#### Advent calendar 2018

#### Sunday Afternoon Maths LXVI

Cryptic crossnumber #2#### Sunday Afternoon Maths LXV

Cryptic crossnumber #1Breaking Chocolate

Square and cube endings

List of all puzzles

## Tags

christmas squares polygons proportion circles advent 2d shapes area square numbers doubling prime numbers square roots calculus factors quadratics chalkdust crossnumber trigonometry parabolas numbers probability arrows wordplay clocks money coins books 3d shapes geometry probabilty speed crossnumbers dodecagons taxicab geometry cryptic crossnumbers digits multiples people maths crosswords cards shapes remainders spheres sequences regular shapes partitions shape chocolate grids irreducible numbers addition routes perfect numbers dates integration games indices star numbers lines odd numbers triangle numbers planes chess palindromes complex numbers menace functions percentages hexagons division colouring bases pascal's triangle graphs floors perimeter rugby rectangles volume cube numbers differentiation mean ave balancing triangles sum to infinity dice fractions time folding tube maps symmetry number cryptic clues sums integers ellipses unit fractions averages coordinates angles sport surds multiplication algebra logic scales factorials means## 2 December

In a week (Monday 12:01 to Monday 12:01 a week later), how many times will the minute hand of an analogue clock point in the same direction as the hour hand?