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Which number is missing from this sequence?
18, 25, __, 39, 46, 53
Which number is missing from this sequence?
__, 67, 58, 49, 40, 31, 22
Which number is missing from this sequence?
30, 32, 34, 36, __
Which number is missing from this sequence?
31, __, 51, 61, 71
Which number is missing from this sequence?
12, 17, __, 27, 32
Which number is missing from this sequence?
__, 70, 64, 58, 52, 46
Which number is missing from this sequence?
56, 58, __, 62, 64
Which number is missing from this sequence?
72, 67, __, 57, 52
Which number is missing from this sequence?
__, 57, 54, 51, 48, 45, 42
Which number is missing from this sequence?
50, 55, 60, __, 70, 75, 80
