Question: 5, 10, 13, 26, 29, 58, 61, (....)
Options:
(A) 128
(B) 64
(C) 122
(D) 125
(E) 130 Let's think first. Some random reasoning:
Numbers are alternatively multiplied by 2 and increased by 3
5 2 = 10
10 + 3 = 13
13 2 = 26
26 + 3 = 29
29 2 = 58
58 + 3 = 61
61 2 = 122 The final answer: (C).