Find the odd man out 2, 3, 6, 15, 52.5, 157.5, 630  Pick:
A) 6
B) 157.5
C) 15
D) 3
E) 52.5
2 x 1.5 = 3   3 x 2 = 6   6 x 2.5 = 15   15 x 3 = 45   ANSW52.5R:52.5
<result>E</result>
Find the odd man out 2, 3, 6, 15, 52.5, 157.5, 630