M introduces K saying “She is the wife of the grandson of the father of my father”. How is K related to M? 

Alok ranked 19th from the top and 38th from the bottom in a class. How many students are there in the class?

In a code language, 'BRACE' is written as ‘GECTD’ and 'DORM' is written as 'OTQF'.

How will 'INQUEST' be written in that language?

Select the set in which the numbers are related in the same way as are the numbers of the following set.

Pointing to a photograph of a boy, Nita said, "He is the son of the only daughter of my mother". How is Nita related to the boy?

Select the option that indicates the correct arrangement of the given words in the order in which they appear in an English dictionary.

In a certain code language,

'heard their voice' is coded as 'nu ca es',

'their car was heard' is coded as 'hy ta es nu',

Select the number from among the given options that can replace the question mark (?) in the following series.

86, 74, 62, 54, ?, 42, 38