Verbal Reasoning - Mental Ability Questions

If -2@-4 = -8, -1@-8 = -8 and -1@6 = 6, then find the value of -1@7 = ?

If "S" denotes "multiplied by", "V" denotes "subtracted from", "M" denotes "added to" and "L" denotes "divided by", then

7 V 13 M 35 L 7 S 6 = ?

After interchanging + & x and 12 &18, which of the following equations will hold true?

A boy runs 20 m towards East and turns to right, runs 10 m and turns to right, runs 9 m and again turns to left, runs 5 m and turns to left, runs 12 m and finally turns to left and runs 6m. Now, which direction is the boy facing?

In the following figure, rectangle represents Doctors, circle represents Essayists, triangle represents cooks and square represents Europeans. Which set of letters represents Essayists who are not cooks?

A is taller than B, who is shorter than C, but taller than D. Who is the shortest?

In this question, some equations are solved on the basis of a certain system. On the same basis find out the correct answer from amongst the four alternatives for the unsolved equation.

462 = 551
398 = 487
856 = ?

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

m_o_mn_p_no_