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
triangles
folding tube maps
unit fractions
bases
expansions
odd numbers
perfect numbers
proportion
rugby
surds
perimeter
chalkdust crossnumber
books
averages
tangents
remainders
money
elections
cryptic clues
colouring
squares
trigonometry
products
matrices
coordinates
percentages
gerrymandering
circles
people maths
square numbers
lists
mean
differentiation
quadrilaterals
binary
medians
ave
rectangles
digits
cubics
numbers
polygons
floors
prime numbers
xor
ellipses
2d shapes
means
neighbours
quadratics
even numbers
cards
integers
star numbers
consecutive integers
advent
shape
grids
the only crossnumber
angles
games
chocolate
tournaments
shapes
logic
fractions
volume
polynomials
complex numbers
prime factors
sets
balancing
planes
geometric means
consecutive numbers
pascal's triangle
dice
albgebra
digital clocks
range
clocks
probabilty
multiplication
decahedra
digital products
tiling
combinatorics
christmas
speed
geometric mean
square grids
sum to infinity
dates
triangle numbers
regular shapes
algebra
factors
pentagons
dodecagons
palindromes
symmetry
axes
multiples
3d shapes
taxicab geometry
geometry
menace
doubling
arrows
scales
irreducible numbers
integration
parabolas
coins
hexagons
graphs
probability
calculus
sequences
addition
sums
cryptic crossnumbers
chess
indices
time
multiplaction squares
median
lines
cube numbers
spheres
division
sport
crosswords
square roots
area
functions
factorials
wordplay
determinants
routes
powers
number
dominos
partitions
crossnumbers
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
circles
speed
pentagons
perfect numbers
integration
numbers
prime factors
polynomials
multiplaction squares
algebra
square roots
calculus
elections
chocolate
star numbers
grids
crosswords
digital clocks
tangents
doubling
money
unit fractions
geometry
sets
scales
planes
cubics
triangles
cryptic clues
prime numbers
combinatorics
means
multiplication
hexagons
spheres
functions
folding tube maps
dodecagons
cube numbers
books
sequences
shapes
volume
rugby
albgebra
area
partitions
medians
integers
addition
geometric means
square grids
differentiation
wordplay
proportion
digital products
logic
christmas
determinants
decahedra
palindromes
division
number
matrices
crossnumbers
consecutive numbers
digits
probabilty
chalkdust crossnumber
triangle numbers
median
odd numbers
routes
quadratics
shape
factorials
sum to infinity
taxicab geometry
squares
regular shapes
even numbers
bases
lines
averages
colouring
xor
angles
consecutive integers
mean
pascal's triangle
tournaments
balancing
graphs
range
coins
dice
polygons
square numbers
cards
irreducible numbers
products
2d shapes
cryptic crossnumbers
binary
powers
lists
sport
floors
people maths
probability
coordinates
axes
games
indices
chess
geometric mean
expansions
clocks
tiling
menace
neighbours
remainders
multiples
sums
time
rectangles
factors
perimeter
trigonometry
surds
ellipses
arrows
fractions
dominos
complex numbers
percentages
dates
quadrilaterals
the only crossnumber
gerrymandering
ave
symmetry
3d shapes
parabolas
advent
© Matthew Scroggs 2012–2026