Puzzle
1: Which
number replaces the question mark?
Answer:
24
Explanation:
Working clockwise around the diagram, add the
first two numbers together and subtract 3 to give the next number along.
Puzzle
2: Which
number replaces the question mark?
Answer:
24
Explanation:
In each circle, the number in the lower segment
equals twice the difference between the numbers in the left and right hand
segments.
Puzzle
3: Which
number replaces the question mark?
Answer: 1
Explanation:
Working through the diagram in rows, the central
value equals the sum of the other numbers in the row.
Puzzle
4: Which
number replaces the question mark?
Answer:
8
Explanation:
Multiply the 2 numbers in the outer segments
together and add 1 to give the value in the inner segment opposite.
Puzzle
5: Which
number replaces the question mark?
Answer:
3
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