Three of the following four letter-clusters are alike in a certain way and one is different. Pick the odd one out.

Study the following information carefully and answer the questions given below.

In a certain code language “just pray for good health” is written as “ba ga de yo lo”, have good nature” is written as “wo de no”, “for new health” is written as “hd ga yo” and “pray for human” is written as “lo je yo”.

How “good nature for health” is written as in that code language? 

Study the following information carefully and answer the questions given below:

Twelve people are sitting in two parallel rows containing six people in such a way that there is an equal distance between adjacent persons. In Row I- A, B, Z, D, E and M are seated and all of them are facing north. In row II- P, K, R, S, T and G are seated and all of them are facing south. Therefore, in the given seating arrangement each member seated in a row faces opposite of another member of the other row. G sits third to the right of S. G sits opposite to M. D sits third to the right of Z. R sits opposite to Z. The one who is facing E sits third to the right of P. B and E do not sit at the extreme ends of the line. T is not an immediate neighbour of G and A is not an immediate neighbour of B. K does not face D.

Who amongst the following represents the people seating at the extreme ends of the rows? 

In the following options, select the number which will replace the question mark in the following series.
4, 2, 2, 3 , 6,?

The series given below contains a sequence of numbers. Identify the incorrect combination.
5, 6, 7, 8, 10, 11, 13, 15, 19

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
 _bc_ca_aba_c_ca

There are five persons A, B, C, D, E standing on six steps numbered 1, 2, 3, 4, 5 and 6 from the bottom. At most one person is standing on each step. The step number, on which A is standing, is two less than that of C. Step number on which B is standing is one more than that of D. 

If A is standing on Step 1 and B is not standing on Step 6, which of the following is true? 

Select the odd group of numbers. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g.13 – Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)