Verbal Reasoning - Mental Ability Questions

How many pairs of letter are there in the word 'BUCKET' which have as many letters between them in the word as in the alphabet ? 

Pointing to a man, a woman said "His mother is the daughter of my mother's  only daughter" . How is the man related to that woman?

If tuesday falls on 4th of month, then which day will fall three days after the 24th ?

Identify the diagram that best represents the relationship among the given classes.

Computer hardware, Monitor, Keyboard, Operating system

1)

If the last four letters of the word 'CONCENTRATION' are written in reverse order followed by next two in the reverse order and next three in the reverse order and then followed by the first four in the reverse order, counting from the end, which letter would be eighth in the new arrangement ?

_ tu _ rt _ s _ _ usrtu _

Study the following diagram and answer questions based on it.

The diagram represents the favourite ice-cream flavours of kids in a society.

How many kids like both Chocolate and Vanilla but not Strawberry?

When I went back to my hometown three years ago, I found that a lot of changes ______.