Verbal Reasoning - Mental Ability Questions

Pointing at X, Y says, "X is the son of the only son of my mother". Then Y is X's ___.

Pointing to a lady, Anju says, "She is the sister of my brother's mother". How is the lady related to Anju?

Find the odd word/letters/number pair from the given alternatives.
(A) 24
(B) 49
(C) 64
(D) 81

In the following question, select the odd letter from the given alternatives.

In the following series, one term is missing as shown by the question mark?. Select the missing term from the given options.

ST, TU, UV, VW, ?

If 8*9 = 36, 12*4 = 24 and 14*6 = 42, then find the value of 18*6 = ?

If 4!4 = 80, 3!8 = 110 and 6!2 = 80, then find the value of 7!9 = ?

In the following question, select the related letters from the given alternatives.
JKLM : IIII : : PQRS : ?