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

O T T F F S S ?

What does Alexander the Great and Winnie the Pooh have in common?

Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

81 x 9 = 801. What must you do to make the this equation true?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

There is a shop where written:
Buy 1 for $1
10 for $2
100 for $3
I needed 999 and still only paid $3. How could this be financially viable for the shop-keeper?

On my way to St. Ives I saw a man with 7 wives. Each wife had 7 sacks. Each sack had 7 cats. Each cat had 7 kittens. Kittens, cats, sacks, wives. How many were going to St. Ives?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?