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View Answer & Explanation
Answer |
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16 |
Explanation |
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Starting on the top left, and moving clockwise in a spiral towards the centre, numbers increase by 7, then decrease by 2. Repeat this pattern all the way around. |

View Answer & Explanation
Answer |
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10 |
Explanation |
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Working from left to right numbers follow the sequence of Prime Numbers, subtracting 1 each time. |
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