Verbal Reasoning - Mental Ability Questions

Introducing a girl, Raju says, "She is the daughter of my grandfather's son's daughter". How is the girl related to Raju?

What will come in place of the question mark (?) in the following number series?11, 19, 40, 87, 173, ?

Find the missing number?

14 notebooks of a class were corrected with ink pen while 22 notebooks were corrected with colour pencil. If 4 notebooks were corrected with both, what is the strength of class?

In a certain code language, "RUMOUR" is written as "MURRUO". How is "RACKET" written in that code language?

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

8x7x6=765
5x3x2=421
9x6x4= ?

If MARBLES is coded as PDUEOHV, then how will GIN be coded as?

In the following question, select the related word pair from the given alternatives.
Heart : Organ : : ? : ?