Verbal Reasoning - Mental Ability Questions

If 15@7=44; 5@4=18; 6@17=46; then what is the value of 17@4=?

A girl is standing facing towards the east. She turns 45 degree in the anticlockwise direction and then turns 180 degree in the clockwise direction. Which direction is she facing now?

If 70*10 = -7, 50*5 = -10 and 10*5 = -2, then find the value of 80*1 = ?

If X has two sisters - Y and Z, and W's mother is the sister of Y's father, then W is Z's ___.

B is older than C but not as old as D. E is not as old as B. Who is the oldest of all?

If "#" means "subtraction", "&" means "division", "@" means "addition" and "%" means "multiplication", then 505 & 5 # 4 @ 20 % 5 = ?

In a certain code language, “LAND” is written as “33” and “TURN” is written as “75”. How is “MALE” written in that code language?

Raju's position in a row is 13th from the front side and 6th from the back side. How many people are standing in that row?