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Number patterns · SET 16

Question 1

The question shapes are in the upper part of the figure and the suggested answers A, B and C are in the lower row. Which suggested answer shares a feature in common with the question shapes? Choose from the options labelled in the figure.

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  1. A
  2. B
  3. C

Question 2

The figure shows a series of boxes with one box replaced by a question mark; the suggested answers A, B and C are in the lower row. Which suggested answer should replace the question mark? Choose from the options labelled in the figure.

Question illustration
  1. A
  2. B
  3. C

Question 3

The figure shows a series of boxes with one box replaced by a question mark; the suggested answers A, B and C are in the lower row. Which suggested answer should replace the question mark? Choose from the options labelled in the figure.

Question illustration
  1. A
  2. B
  3. C

Question 4

The figure shows a series of boxes with one box replaced by a question mark; the suggested answers A, B and C are in the lower row. Which suggested answer should replace the question mark? Choose from the options labelled in the figure.

Question illustration
  1. A
  2. B
  3. C

Question 5

Which of the suggested answers A, B or C shown below the grid should replace the question mark? Choose from the options labelled in the figure.

Question illustration
  1. A
  2. B
  3. C

Question 6

What is the sum of the numbers that are consecutive among the following? Rows: 27 35 6 41; 19 55 47 20; 38 12 90 28; 49 31 53 86; 7 30 13 39; 89 42 21 36. (A number counts if the number just above or just below it in value is also in the list.) Answer with a natural number.

Question 7

What number should replace the question mark? Add the grids A and B column by column. Answer with a natural number.

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Question 8

What numbers should replace the question marks? Rows of three-digit numbers: 107, 236, 343, 579, ? Answer with a natural number.

Question 9

What is missing from the last hexagon? Answer with a natural number.

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Question 10

Which number replaces the question mark and completes the puzzle? Answer with a natural number.

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Question 11

What is missing from the last square? Answer with a natural number.

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Question 12

Which letter replaces the question mark and completes the puzzle? Answer with one capital letter (A=1, B=2, ..., Z=26).

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Question 13

What is missing from the middle circle? Answer with a natural number.

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Question 14

Which number replaces the question mark and completes the puzzle? Answer with a natural number.

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Question 15

What is missing from the last star? Answer with one capital letter (A=1, B=2, ..., Z=26).

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Question 16

Which number replaces the question mark and completes the puzzle? Answer with a natural number.

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Question 17

Which letter replaces the question mark and completes the puzzle? Answer with one capital letter (A=1, B=2, ..., Z=26).

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Question 18

Which number replaces the question mark and completes the puzzle? Answer with a natural number.

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Question 19

Which number replaces the question mark and completes the puzzle? Answer with a natural number.

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Question 20

Three thermometers each have a scale of ten numbers (top to bottom). Scale 1: 1, 3, 4, 2, 4, 5, 3, 1, 5, 2. Scale 2: 4, 1, 3, 5, 1, 2, 4, 3, 2, 5. Scale 3: 5, 2, 4, 2, 3, 1, 4, 1, 5, 3. At present the mercury levels are at the 5th mark (value 4) in thermometer 1, the 6th mark (value 2) in thermometer 2 and the 5th mark (value 3) in thermometer 3. For each mark that one thermometer rises, another must fall one mark, and vice versa. If the three thermometers are balanced so that they all read the same number, what is that number? Answer with a natural number.

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