26.

4
5
6
7

```Answer

Answer: Option  A Explanation:Adding up the digits in each oval shape, as you move down the column this total increases
by 2 each time, from 12 to 22. ```

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27.

39
40
41
42

```Answer

Answer: Option  B Explanation:Moving from left to right, numbers increase by 2, 3, 4 and 5. ```

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28.

37
38
39
40

```Answer

Answer: Option  C Explanation:Working from top to bottom, double each number and subtract 1, 2, then 3 etc. ```

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29.

311
253
312
254

```Answer

Answer: Option  B Explanation:Starting at the top left, and moving through the diagram in a Z shape, double each number and
add 3 to give the next number along. ```

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30.

3
5
7
9

```Answer

Answer: Option  C Explanation:Taking the top row of circles, numbers in the central circle equal the sum of the numbers in corresponding
segments of the left and right hand circles. In the bottom row, numbers in the central circle equal the difference
between numbers in corresponding segments of the left and right hand circles. ```

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