SUDOKU 1 RIDDLES
It is its own
square root
Whole part
of π
It looks like
the infinite
symbol
written
vertically
1+
Number of
sides of a
hexagon
3
∑i
i =1
Solve
1156980+y=
1156986
(−1 )
Its square is
the double
of its double
Number of
major
Olympian
gods divided
by 4
{
2 x −3 y =1
3 x +4 y =10
x-y=?
Number of
World
Wonders
The age I'll be in
12 years time is
equal to x
multiplied by 3.
I'm 15 years old.
2² +√ 36+45 +3
8
x=?
The positive
sol ution of
x ² =49
Estimate in
billions of
the World
population
214
Measure in
degrees of an
angle in an
equilateral triangle
divided by 10
A tee-shirt
costs £25. You
get a 80%
discount. How
much will you
pay ?
It means no
in Dutch
Value of x
given that :
x/2 = a
x² = 10a + x
Number of
planets in
the Solar
system
How many
eyes have you
got ?
Perimeter of
a square of
side 0.25
Number of
rainbow
colours
f(x)=x²+2x+2
A tenth of
[(10-9+3+6
-8+18) ÷ 2]
Magazine Without Borders
Greatest
integer that is
less than :
√8²+( 4²−3²)
2
Issue n°2
The number
is even and
its square
root is a
whole
number.
Number of
cat's lives
Square root
of
72 cos(60°)
Image of 1
by f given
that
Number of
Earth' natural
satellites ?
Number of
Mars' moons
?
59