self Maths Puzzle

Which of the following is the odd one?
A,E,I.O.U

Read Solution (Total 3)

ANSWER IS I.O.U
11 years agoHelpfull: Yes(1) No(4)

o because it's structure is different i.e. in O the end and start point is not findable..
11 years agoHelpfull: Yes(1) No(1)
A-1,E-5,I-9,O-15,U-21
ANS-U
11 years agoHelpfull: Yes(0) No(0)

self Other Question

One grandfather has three grandchildren, two of their young children age difference is 3, eldest child age is 3 times 2nd child's age and eldest child's age is two times of sum of other two children. What is the age of eldest child? what is 32th rank of consultant word?