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What number is missing in this sequence? 1; 13; 27; ?; 53; 65; 79

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What number is missing in this sequence? 1; 13; 27; ?; 53; 65; 79
posted Apr 27, 2017 by Pushpak Chauhan

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2 Answers

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The sequence has its terms increasing by 12 and 14 alternately ie.,
1 + 12 = 13
13 + 14 = 27
27 + 12 = 39
39 + 14 = 53
53 + 12 = 65
65 + 14 = 79

answer Apr 29, 2017 by Tejas Naik
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39, It adds 12, then 14. Repeat.

answer Apr 30, 2017 by anonymous
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