Verbal Reasoning - Mental Ability Questions

If P means '/', R means 'x', Q means '+' and S means '-', then 36 P 6 Q 7 R 8 S 11 =

If PRINTER is $#@*!&#, then INTERPRETER is

From the given answer figures, select the one in which the question figure is hidden.

From the given answer figures, select the one in which the question figure is hidden/embedded. 

A woman in a shopping complex walks 150 m East, then she turns North and walks 180 m, then she turns West and walks 70 m, then she turns to her left and walks 180 m. Where is she now with reference to her starting position?

I am facing north. I turn left and walk 30 m. Then I turn right and walk 20 m, then I turn left and walk 10 m and then turning right and walk 50 m. Then I turn left and walk 50 m. In which direction am I from the starting point?

In the morning, X and Y walk towards each other in a park. When they meet, Y's shadow falls towards the right side of X. In which direction was X facing?

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

r_pr_p_q_r_p