Puzzle
1: Which number replaces the question
mark?
Answer:
12
Explanation:
The value at each corner of the diagram equals
the difference between the sums of the numerical values of the letters in the
boxes adjacent to the corner.
Puzzle
2: Which symbol replaces the question
mark?
Answer:
Alarm Clock
Explanation:
The Alarm clock = 7, the Adaptor = 5 and the Bulb
= 2
Puzzle
3: Which grid replaces the question
mark?
Answer:
E
Explanation:
In each row, the left hand grid is symmetrical
around a vertical axis, the central grid is symmetrical about a horizontal
axis, and the right hand grid is symmetrical about a diagonal axis, running
bottom left to top right.
Puzzle
4: Which grid replaces the question
mark?
Answer:
3
Explanation:
In each diagram, the numerical value of the left
hand letter equals the product of the upper and lower left hand numbers, and
the right hand letter equals the product of the upper and lower right hand
numbers. The numerical value of the central letter equals the sum of the numerical
values of the left and right hand letters.
Puzzle
5: Which grid replaces the question
mark?
Answer:
A
Explanation:
In each diagram, there are 2 lines of black dots,
joining two sides together. The sides joined by the dots moves 1/4 turn
clockwise as you move from left to right.
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