A is B's brother. C is A's father. D is C's sister. How is D related to B? MCQ with Answer and Explanation

If the positions of the first and sixth letters in the word 'BENEFACTOR' are interchanged, similarly the positions of the second and seventh letters are interchanged and so on, which letter will be seventh from the right after rearrangement?

Statements: All cars are jeeps. All jeeps are buses. Conclusions: I. All cars are buses. II. Some buses are cars.

If 'CHAIR' = 39, then 'TABLE' = ?