Verbal Reasoning - Mental Ability Questions

If, 1*2= 1,
2*3= ­1 and
3*4= ­5, Then find the value of 7*9= ?

Which of the following cube in the answer figure cannot be made based on the unfolded cube in the question figure?

From the given words, select the word which cannot be formed using the letters of the given word.
MYSTIQUE

Deepak introduces Raju saying, "He is the husband of the granddaughter of the father of my father." How is Raju related to Deepak?

In the following question, select the related word from the given alternatives.
Kilometre : Metre : : Tonne : ?

In the following question, select the related letters from the given alternatives.TRACK : MECTV : : POND : ?

C has more money than E and E has more money than B. C is the second richest after A. Who has the least money out of A, B, C and E?

Each  of  the  following  questions has   four   statements.   Three   are   logically correct.  Some  of  which  may  look  factually absurd.  Ignore  this  absurdity  and  look  to  the logical   corrections.   Choose   the   statement which is wrong or doubtful:-