Test Preparation on RRB Group D Mock Test -3

In the following question, select the correct option of the question asked, which symbol will appear on the opposite surface to the symbol X ?

A man is facing North-West. He turns 90° in the clock-wise direction, then 180° in the
anticlockwise direction and then 90° in the same direction. Which direction is he facing
now ?

If ‘+’ is ‘×’, ‘–’ is ‘+’, ‘×’ is ‘ ? ’ and ‘ ? ’ is ‘–’, then answer the following question based on this informations. 

6 + 7 × 3 – 8 ? 20 = ?

Looking at a woman sitting next to him, Raman said, “she is the sister of the husband of my wife”. How is the woman related to Raman ?