Select the letter that can replace the question mark (?) in the following series.
E, Y, U, O, K ? A

Directions: Study the following information to answer the given questions.
A, B, C , D , E , F and G are seated in a straight line facing North but not necessarily in the same order . Only three people sit between F and A. Neither F nor A sits at an extreme end of the line. Only two peoples it between A and G. E is not an immediate neighbour of either A or F. E sits third Due to left of B . B is not an immediate neighbour of A. E is not an immediate neighbour of C.  

Who amongst the following sit exactly between A and G? 

Select the option that is related to the fifth alphanumeric-cluster in the same way as the second alphanumeric-cluster is related to the first alphanumeric-cluster and the fourth alphanumeric-cluster is related to the third alphanumeric-cluster.
 WXY72 : ZAB29 :: CDE12 : FGH21 :: IJK30 : ? 

Select the option that will fill in the blank and complete the given series.
6, 10, 19, 35, 60, _

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

250, 275, 301, ?

After interchanging the given two numbers and two signs what will be the values of equation (I) and (II) respectively?
 × and +, 3 and 9
 I. 7 × 9 – 8 ÷ 2 + 3
 II. 4 × 9 – 3 + 8 ÷ 2

ESTABLISHMENT 

Six friends are sitting in a circle and are facing the centre of circle. Ram is between Shayam and Mohan. Sita is between Mukesh and Rakesh. Rakesh and Mohan are opposite to each other.

Who opposite to Sita?