mscroggs
.co.uk
mscroggs
.co.uk
blog
puzzles
academic
talks
contact
subscribe
↓ ☰ ↓
subscribe
Loading image...
Advent calendar 2019
8 December
All 2019 advent puzzles
~
More information
Carol uses the digits from 0 to 9 (inclusive) exactly once each to write five 2-digit even numbers, then finds their sum. What is the largest number she could have obtained?
Show answer
Hide answer
Carol will get
270
whatever she does.
Tags:
numbers
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
axes
sets
crosswords
squares
medians
star numbers
geometric mean
combinatorics
consecutive integers
trigonometry
speed
sport
balancing
menace
tangents
dominos
proportion
products
digits
partitions
multiples
people maths
books
unit fractions
functions
polygons
grids
coins
clocks
parabolas
mean
crossnumbers
hexagons
money
perfect numbers
colouring
addition
chalkdust crossnumber
square numbers
time
multiplication
prime numbers
complex numbers
cards
matrices
binary
games
factorials
chocolate
powers
bases
expansions
integers
shapes
scales
even numbers
surds
ave
prime factors
odd numbers
percentages
cubics
integration
chess
taxicab geometry
cryptic clues
square roots
numbers
palindromes
consecutive numbers
cube numbers
doubling
advent
digital products
tiling
area
means
3d shapes
wordplay
dice
multiplaction squares
graphs
calculus
polynomials
arrows
xor
folding tube maps
triangles
the only crossnumber
routes
median
lists
geometry
determinants
quadrilaterals
algebra
floors
2d shapes
christmas
gerrymandering
remainders
tournaments
spheres
averages
square grids
symmetry
cryptic crossnumbers
coordinates
indices
number
digital clocks
angles
geometric means
regular shapes
dodecagons
logic
decahedra
probabilty
volume
dates
quadratics
neighbours
probability
fractions
triangle numbers
elections
pascal's triangle
differentiation
sum to infinity
irreducible numbers
rugby
planes
range
sums
ellipses
circles
factors
shape
rectangles
pentagons
lines
division
perimeter
albgebra
sequences
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
planes
consecutive integers
money
sums
ellipses
products
lists
games
chalkdust crossnumber
speed
dominos
clocks
albgebra
scales
algebra
star numbers
taxicab geometry
menace
square grids
polynomials
proportion
the only crossnumber
cubics
digital products
spheres
square roots
square numbers
tiling
shape
triangles
probabilty
logic
tangents
shapes
regular shapes
perfect numbers
range
integers
crosswords
bases
axes
grids
routes
partitions
pascal's triangle
sum to infinity
combinatorics
indices
doubling
binary
geometry
floors
perimeter
functions
christmas
hexagons
division
dodecagons
polygons
neighbours
even numbers
cryptic clues
surds
geometric mean
triangle numbers
digits
dates
sequences
chocolate
squares
area
prime factors
cryptic crossnumbers
calculus
geometric means
mean
percentages
xor
number
matrices
crossnumbers
people maths
numbers
multiples
unit fractions
cards
colouring
digital clocks
differentiation
factors
3d shapes
multiplaction squares
complex numbers
odd numbers
gerrymandering
consecutive numbers
multiplication
coordinates
balancing
probability
sport
pentagons
parabolas
coins
prime numbers
palindromes
trigonometry
factorials
quadrilaterals
sets
fractions
circles
integration
folding tube maps
powers
decahedra
expansions
means
quadratics
rugby
wordplay
medians
2d shapes
books
addition
elections
volume
cube numbers
irreducible numbers
rectangles
advent
arrows
tournaments
time
lines
graphs
dice
determinants
angles
symmetry
averages
chess
remainders
median
ave
© Matthew Scroggs 2012–2026