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sunday express mensa teaser 24/10

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alison6399 | 14:47 Sun 25th Oct 2009 | Quizzes & Puzzles
2 Answers
Hi

Can anyone tell me what number should replace the question mark in the grid?

I have been trying to work it out for ages. Please help. Please explain answer.

Thanks

51473
28921
34647
9728?
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8 (?) That would mean the sum of each row increases by 2 each time -

20
22
24
26
28
Sorry, looked at paper rather than the numbers you've shown - for the benefit of people without the paper, they should read -

51473
28921
34647
95813
3728?

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sunday express mensa teaser 24/10

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