Introducing a boy a Ankit said," He is the son of daughter of my grandfather's son". How is that boy related to Ankit?

Find the next expression in the series: 

ABZ, ABBYZ, ABBBXYZ, ______?

Directions: Answer the questions based on the information given below.

Julie starts her journey from point ‘Z’ and walks 10km east to reach point ‘Y’ then she turns to her left and walks 3km to reach point ‘R’ and then she turns to her left again and walks 12km to reach point ‘S’. Again, she turns to her left and walks 3km to reach point ‘E’. Finally, she took to her right and moves for another 4km to reach point J.

If point K is southwest of Y and 8km south of point Z then what is the shortest distance (Approx) between point K and point Y?

Direction: Answer the questions given below referring to the following arrangement.
2 L P 3 R * J @ C O 7 N I # 4 Q A B 6 $ M = D 5 K

What will come in the place of the question marks (?) in the following series based on the above arrangement?
P3R, @CO, I#4, B6$, ?

Study the following information carefully and answer the questions given below.

Eight colleagues WM, WO, WP, WN, WZ, WS, WW and WA are sitting around a circular table and all are facing towards the centre and each of them represents eight different campuses viz. E, O, U, M, G, Q, R and T, but not necessarily in same order.
 WS sits second to the right of campus Q. Campus G is an immediate neighbour of campus T. WP and WZ are immediate neighbours of each other. Neither WP nor WZ is an immediate neighbour of WO and campus T. Two people sit between campus G and WO. WW and campus R are immediate neighbours. Only one person sits between WP and campus U. WA sits third to the left side of campus M and he is from the campus T. Campus Q is second to the left of campus O. Campus E is second to the right of WN who is not from the Campus G. WO is not from the campus R. WP sits second to the left of WN.

Who among these sits second to the right of WO? 

How many triangles are there in the given figure?

Direction: From the given answer figure select the one in which the question figure is hidden/embedded in the same direction.
Question Figure

A # B means ‘A is the sister of B’.
A @ B means ‘A is the son of B’.
A & B means ‘A is the father of B’.
A % B means ‘A is the mother of B’.
If W & Q # T & Y @ M % K, then how is W related to K?