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E: 30/09 Win a Touchscreen Sudoku hand held game (x2)
tomwakefield
Posts: 8,036 Forumite
Mensa Details
Entry Form
What number should replace the question mark in this sequence?
7 14 56 ? 2688 26880
Answer: 336
(Second number is 2 x the first, third is 4 x the second, fourth is 6 x the third and so on)
Entry Form
What number should replace the question mark in this sequence?
7 14 56 ? 2688 26880
Answer: 336
(Second number is 2 x the first, third is 4 x the second, fourth is 6 x the third and so on)
Competition wins: Where's Wally Goody Bag, Club badge branded football, Nivea for Men Goody Bag
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