Puzzles - Number puzzles
Exercise : Number puzzles
190.

Answer
:
5
Explanation
:
Take pairs of numbers at opposite ends of the diagram. Their total is always 10.
191.

Answer
:
11
Explanation
:
In each triangle, the central value equals the sum of the 2 even numbers from the outside corners of the triangle minus the odd number.
192.

Answer
:
5
Explanation
:
Start at the top of each triangle and move clockwise around its points. Add the first two numbers together and subtract 2 to give the next value round.
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