Verbal Reasoning - Mental Ability Questions

How many triangles are there in the given figure?

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

KRK, LTN, MVQ, ?

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

ABC, ZYX, DEF, WVU, ?

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 41,24 etc and 'V' can be represented by 57,78 etc. similarly,you have to identify the set for the word ''MOCK''.

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

LMA, NOB, PQC, ? , STE

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

PMO, LIK, HEG, DAC, ?

In the word ACCUMUATES, if the 1st letter is interchanged with 2nd, 3rd with 4th, 5th with 6th, 7th with 8th and 9th with the 10th, then the 6th letter from the left will be

In a certain code language, if SIGN is coded as 8367 and DIRECT is coded as 134259, then SIREN will be coded as