Question 23
Continue each sequence, filling every blank.
(a) 4, 8, 12, __, __, __
(b) 1, 3, 9, __, __
(c) 7, 14, 21, __, __, __
(d) 4, 7, 5, 8, 6, 9, __, __, __
Continue the simple pattern consistent with the displayed examples. Finite examples do not uniquely determine every possible rule.

(a) 4, 8, 12, __, __, __
(b) 1, 3, 9, __, __
(c) 7, 14, 21, __, __, __
(d) 4, 7, 5, 8, 6, 9, __, __, __
Continue the simple pattern consistent with the displayed examples. Finite examples do not uniquely determine every possible rule.
