What is the standard error of regression y on x when the

Which combination represents Ishika’s favorite subject and the standard in which she studies?

In the following expression find the missing term: 

Which one of the following lives on floor number Six?

Who among the following lives immediately below H’s floor?

In the meeting who is sitting immediately right to K?

__ lives on floor __ in flat 3.

Which of the following combinations is definitely correct?

Who among the following lives in Flat-B of Floor-2?

Four of the following five form a group as per the given arrangement. Which of the following does not belong to that group?

Statements:

O ≤ W ≥ B > A ≤ U; X< U ≤ L

Conclusions:

I) B > X

II) W ≤ L