Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?

what does the below rebus mean?

Replace the question mark with the correct number in the below-given picture?

What Deficiency does the below rebus represent?

VIT_MIN

If your uncle’s sister is not your aunt, what relation is she to you?

Can you find the mistake in the below statement?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

What Adam and Eve do not have but the rest of the people have?

What two things can you never eat for breakfast?