Write down the next line in the following pattern:
Our
Solution:
Each row describes the grouping of the digits in the line above.
The top row "1" has one one, so we write "11" for the
second row.
The second row "11" has two ones, so we write "21" for the
third row.
And so on.
To describe the line: 31131211131221
We say: one three, two...
Sunday, 24 June 2018
Missing Number 2 Puzzle - Solution
Our
Solution:
The left number multiplied by 5 gives the total of the other
two:
27 × 5 = 56 + 79
23 × 5 = 88 + 27
16 × 5 = 56 + ??
So ?? = 16 × 5 - 56 = 80 - 56 = 24
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Saturday, 23 June 2018
Missing Number 1 Puzzle - Solution
What is the missing number
in Triangle Four?
Our
Solution:
The product of the two largest
minus the square of the smallest,
So the missing number is 45-16 = 29
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Time For T Puzzle - Solution
A tea-time jigsaw for you
to try this week. Sorry I forgot the biscuits!
Our
Solution:
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One More Square Puzzle - Solution
Seven matchsticks form two squares as shown in the illustration. Move
three matchsticks to get three squares. You can rotate matchsticks, but you
can't overlap and/or damage them.
Our Solution:
The solution is shown in
this illustration:
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Matchstick Frame Puzzle - Solution
There are five squares (one 3x3 and four 1x1) formed with 20
matchsticks, as shown in the illustration. Move two matchstick to get seven
squares. Overlapping or breaking of matchsticks or "loose ends" are
not allowed.
Our Solution:
Seven...
Matches Of The Day Puzzle - Solution
The diagram shows 3 squares
and 2 triangles.
Rearrange the matches to make 5 squares and 6 triangles.
Our
Solution:
Note that there are four
small squares and four small triangles. Can you also see the large square and
the...
Horace and the Doughnut Puzzle - Solution
Horace and the Doughnut Puzzle - Solution
Hungry Horace has bought a large doughnut to share with his friends at a party. Horace has invited eight people to his house, including Greedy Graham and Fat Freda. The doughnut has a hole in it...
Game For A Half Puzzle - Solution
Game For A Half Puzzle - Solution
If you cut the shaded shape A into two pieces in a certain way, you can then make all the other shapes (B, C, D, E, F, G) from those two pieces.
How do you cut shape A?
Our
Solution:
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Circling The Square Puzzle - Solution
Circling The Square Puzzle - Solution
In the diagram below, each circle is just big enough to touch all four sides of the square. The area of the square is therefore just a bit more than the area of one of the circles.
I want to...
As Easy As Pi Puzzle - Solution
Re-arrange the five pieces to make a square.
Is there more than one way?
Our
Solution:
I have only found one solution excluding reflections and rotations:
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