mscroggs.co.uk
mscroggs.co.uk

subscribe

Puzzles

21 December

Today's number is a multiple of three. The average (mean) of all the answers that are multiples of three is a multiple of 193.
Tags: averages, mean

Archive

Show me a random puzzle
 Most recent collections 

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

Sunday Afternoon Maths LXV

Cryptic crossnumber #1
Breaking Chocolate
Square and cube endings

List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2019