Find the odd man out. 9, 12, 15, 18, 21, 25 Choose the correct answer:
A) 9
B) 25
C) 12
D) 15
E) 18
All numbers except 25 are multiples of 3   Answer is 25
<result>B</result>
Find the odd man out. 9, 12, 15, 18, 21, 25