Puzzles - Number puzzles
Exercise : Number puzzles
43.
Answer
:
6
Explanation
:
The number at the centre of each segment equals the sum of the numbers on the outside of the opposite segment.
44.
Answer
:
23
Explanation
:
Looking at the diagram as two columns, numbers in the left hand column increase by 5, 6, 7 etc, and numbers in the right hand column increase by 6, 7, 8 etc.
45.
Answer
:
5
Explanation
:
The numbers in the lower circles equal the numbers in corresponding segments in the upper circles multiplied by two, then subtract 3 for the left hand circle, 4 for the middle and 5 for the right hand circle.
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