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Advent calendar 2015
9 December
All 2015 advent puzzles
~
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You start at A and are allowed to move either to the right or upwards.
How many different routes are there to get from A to B?
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792
Tags:
routes
,
taxicab geometry
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Most recent collections
Advent calendar 2025
Advent calendar 2024
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Advent calendar 2022
List of all puzzles
Tags
wordplay
lines
speed
palindromes
geometric means
averages
means
expansions
graphs
tangents
circles
irreducible numbers
planes
multiples
tournaments
shapes
numbers
geometric mean
perimeter
mean
number
triangles
lists
ave
prime factors
polynomials
the only crossnumber
median
regular shapes
prime numbers
factors
sum to infinity
hexagons
perfect numbers
ellipses
square numbers
decahedra
axes
arrows
sport
surds
remainders
crossnumbers
powers
pascal's triangle
odd numbers
christmas
factorials
integration
digital products
grids
gerrymandering
clocks
scales
square roots
cards
pentagons
xor
elections
floors
routes
logic
trigonometry
functions
rugby
dodecagons
bases
rectangles
quadrilaterals
games
proportion
square grids
dominos
chess
quadratics
cubics
sets
crosswords
division
albgebra
cryptic clues
volume
matrices
dates
triangle numbers
3d shapes
folding tube maps
consecutive numbers
cryptic crossnumbers
star numbers
multiplaction squares
people maths
combinatorics
calculus
range
squares
medians
coordinates
multiplication
integers
symmetry
digits
doubling
colouring
tiling
time
shape
probability
balancing
algebra
consecutive integers
addition
digital clocks
fractions
angles
determinants
polygons
taxicab geometry
complex numbers
cube numbers
differentiation
area
coins
binary
dice
spheres
parabolas
menace
indices
chalkdust crossnumber
money
neighbours
unit fractions
even numbers
geometry
sums
chocolate
partitions
percentages
2d shapes
probabilty
sequences
products
books
advent
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