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Advent calendar 2019
8 December
All 2019 advent puzzles
~
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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?
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Carol will get
270
whatever she does.
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numbers
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Archive
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Most recent collections
Advent calendar 2023
Advent calendar 2022
Advent calendar 2021
Advent calendar 2020
List of all puzzles
Tags
products
cryptic crossnumbers
albgebra
doubling
probability
remainders
determinants
colouring
arrows
tournaments
graphs
shape
cubics
crosswords
gerrymandering
coordinates
ave
perimeter
calculus
circles
folding tube maps
expansions
games
symmetry
grids
matrices
palindromes
wordplay
even numbers
fractions
dice
cube numbers
lines
square numbers
integers
angles
triangles
pascal's triangle
irreducible numbers
binary
sums
logic
cards
averages
speed
dominos
rectangles
partitions
sport
decahedra
books
chess
proportion
routes
polynomials
median
factors
polygons
scales
coins
indices
2d shapes
geometric mean
bases
number
the only crossnumber
regular shapes
addition
squares
algebra
crossnumbers
perfect numbers
hexagons
functions
tangents
complex numbers
mean
sets
geometry
combinatorics
sum to infinity
advent
planes
elections
digital products
cryptic clues
clocks
pentagons
division
quadrilaterals
consecutive integers
surds
dodecagons
digits
tiling
probabilty
people maths
menace
area
3d shapes
unit fractions
quadratics
money
parabolas
spheres
percentages
means
rugby
trigonometry
chocolate
odd numbers
dates
multiplication
time
integration
prime numbers
digital clocks
geometric means
consecutive numbers
star numbers
christmas
differentiation
ellipses
factorials
shapes
taxicab geometry
axes
balancing
crossnumber
triangle numbers
numbers
sequences
square roots
multiples
chalkdust crossnumber
floors
volume
range
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