Verbal Reasoning - Mental Ability Questions

Some equations have been solved on the basis of a certain pattern. Find the correct answer for the unsolved equation on that basis:

2 x 3 x 5 = 523
6 x 4 x 1 = 164
8 x 2 x 4 = 482,

then 6 x 8 x 2 = ?

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

FED , IHG , LKJ , ONM, ?

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

FU, HS, JQ, ?

A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as shown in the given two matrices. The columns and rows of Matrix-I are numbered from 0 to 4 and that of Matrix-II are numbered from 5 to 9. A letter from these matrices can be represented first  by its row and next by its column ,for example 'F' can be represented by 32,42 etc and 'M' can be represented by 88,68 etc. similarly,you have to identify the set for the word ''TEST''.

In the question, a word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in two matrices given below. The columns and rows of Matrix I are numbered from 0 to 4 and that of Matrix II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its coloumn,e.g., A can be represented by 02,14,40, etc., and P can be represented by 56,75,87 etc. You have to identify the set for the word 'TAKE'.

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

A series is given,with one term missing. Choose amongst the given responses choose the meaningful one

206, 221, 251, 296, ?, 431

Facing the East, Rahul turned left and walked 10m, then he turned to his left again and walked 10m. He then turned towards his right and went straight to cover 25m. In which direction is he from his starting point?