1. 2 3. 4. 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2

1. 2 3. 4.
5 6 7 8
9 10 11 12 13 14
15
16 17 18 19
20 21 22
23 24 25
26 27 28
29 30 31
32 33 34
35 36 37 38
38 Answer 39 39 = which is not close to any one above 40 41
42 42 44
45 45 = 68 46 47 48
49 50 51 52
53 54 55
56 57 58
59 60 61 62
63 64 65 66
67 68 69
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