mscroggs
.co.uk
mscroggs
.co.uk
blog
puzzles
academic
talks
contact
subscribe
↓ ☰ ↓
subscribe
Loading image...
Advent calendar 2016
21 December
All 2016 advent puzzles
~
More information
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.
Show answer
Hide answer
816
Tags:
averages
,
mean
Archive
Show me a random puzzle
Most recent collections
Advent calendar 2025
Advent calendar 2024
Advent calendar 2023
Advent calendar 2022
List of all puzzles
Tags
prime factors
percentages
partitions
menace
star numbers
polynomials
proportion
matrices
circles
averages
3d shapes
hexagons
spheres
pascal's triangle
median
indices
lines
speed
wordplay
arrows
coins
even numbers
factorials
dodecagons
multiplaction squares
axes
sport
time
shapes
grids
odd numbers
scales
chocolate
geometry
unit fractions
consecutive integers
triangle numbers
gerrymandering
cards
games
multiplication
clocks
differentiation
calculus
quadrilaterals
dice
quadratics
consecutive numbers
addition
angles
mean
tournaments
tangents
cryptic crossnumbers
integration
surds
probability
tiling
palindromes
medians
fractions
shape
neighbours
square numbers
digital products
folding tube maps
triangles
crosswords
christmas
powers
trigonometry
doubling
books
factors
products
balancing
cubics
binary
graphs
crossnumbers
albgebra
money
geometric mean
parabolas
volume
combinatorics
numbers
square grids
squares
sequences
multiples
logic
range
irreducible numbers
sums
digits
means
coordinates
taxicab geometry
people maths
dates
integers
bases
chalkdust crossnumber
rectangles
cryptic clues
routes
pentagons
lists
regular shapes
division
2d shapes
colouring
prime numbers
floors
digital clocks
advent
rugby
dominos
sets
functions
xor
sum to infinity
remainders
complex numbers
ellipses
polygons
cube numbers
probabilty
algebra
chess
number
determinants
ave
geometric means
decahedra
planes
perimeter
the only crossnumber
square roots
expansions
elections
area
symmetry
perfect numbers
Archive
Show me a random puzzle
▼ show ▼
▲ hide ▲
Most recent collections
Advent calendar 2025
Advent calendar 2024
Advent calendar 2023
Advent calendar 2022
List of all puzzles
Tags
sums
tangents
dominos
addition
sequences
determinants
multiplication
shape
expansions
quadratics
time
probability
pascal's triangle
triangle numbers
folding tube maps
circles
gerrymandering
integers
2d shapes
menace
albgebra
chalkdust crossnumber
palindromes
chess
planes
cube numbers
indices
wordplay
functions
routes
sport
speed
dodecagons
means
consecutive integers
even numbers
cryptic clues
lines
surds
spheres
cryptic crossnumbers
star numbers
percentages
multiples
christmas
logic
parabolas
number
xor
area
rectangles
combinatorics
factors
dice
triangles
perfect numbers
complex numbers
digital products
prime numbers
integration
taxicab geometry
clocks
polynomials
geometry
powers
doubling
ave
elections
factorials
remainders
sum to infinity
advent
mean
perimeter
coordinates
the only crossnumber
irreducible numbers
fractions
averages
colouring
shapes
lists
multiplaction squares
digital clocks
geometric mean
algebra
money
numbers
polygons
symmetry
differentiation
floors
coins
partitions
medians
sets
prime factors
calculus
dates
cards
products
angles
rugby
squares
ellipses
people maths
decahedra
unit fractions
odd numbers
bases
median
crossnumbers
hexagons
grids
crosswords
balancing
trigonometry
chocolate
square grids
proportion
3d shapes
neighbours
probabilty
geometric means
tiling
range
matrices
graphs
digits
arrows
square roots
games
pentagons
regular shapes
division
books
square numbers
binary
scales
cubics
volume
tournaments
quadrilaterals
axes
consecutive numbers
© Matthew Scroggs 2012–2026