Verbal Reasoning - Mental Ability Questions

A plane flies 100 km West, then it turns South and flies 150 km, then it turns West and flies 300 km, then it turns to its right and flies 150 km. Where is it now with reference to its starting position?

Introducing a girl Anjali says, "She is the daughter of the only sister of the son of my mother". How is the girl related to Anjali?

In these questions, the relationship between two elements is shown in the statements. These statements are followed by two conclusions.
Statement:
Y > A < N, Y = B <P
Conclusion:
I. P > A
II. N > B

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
C11, V17, O23, ?

In the English alphabet, which letter is 13th from right end?

Two angles whose sum is 90 are

In a certain code language, "READ" is written as "18514". How is "RATE" written in that code language?

In a certain code language, "REMINDER" is written as "SFNJMCDQ". How is "STANDARD" written in that code language?