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