Verbal Reasoning - Mental Ability Questions

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

M_N_M_MR_R_N

A boy is traveling towards the west. He turns to the right and then again turns to the left. In which direction is the boy facing now?

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

4, 18, 48, ?, 180

A is to the west of C. B is to the north-east of A and is equidistant from A and C. In which direction is B with respect to C?

How is Sameer related to Akbar if Sameer introduced Akbar as his maternal grandmother's only son's son?

 In a row, Mohini is at 23rd position from left and 37th position from right. How many girls are there in the row?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

KK_LL_K_L_LL

If mathematical operators '-' and '/' are interchanged, then the value of 15 x 4 ÷ 15 - 11 x 33 ÷ 98 is