Numeric Puzzles

36.

Which number replaces the question mark ?

Answer

Answer :

8

Explanation :


Multiply the 2 numbers in the outer segments together and add 1 to give the value in the inner segment opposite.
37.

Which number replaces the question mark ?

Answer

Answer :

1

Explanation :


Working in columns, start with the top number, and subtract the number in the centre, to give the result in the bottom row.
38.

Which number replaces the question mark ?

Answer

Answer :

60

Explanation :


As you move across, numbers follow the sequence of Square Numbers, from 36 to 121, subtracting 10 for the second number, 20 for the next, then 30 etc.
39.

Which number replaces the question mark ?

Answer

Answer :

10

Explanation :


Starting with the left hand circle, add 4 to each number and rotate their positions 1 place clockwise to give the values in the upper right hand circle, then add 5 to each of these values and rotate their positions 1 place clockw
40.

Which number replaces the question mark ?

Answer

Answer :

14

Explanation :


In each star, the central value equals the sum of the top and lower two numbers, minus the left and right hand numbers.
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