Can you replace the question mark with the correct number in the below table sequence?

You visit a home for specially-abled children on the occasion of Christmas where you meet with 50 children. You have a box of chocolates containing 50 chocolates exactly.

What if you were asked to one chocolate to each child in a manner that one chocolate still remains in the box? Is it possible?

What have one eye but still cannot see?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Which part of London exists in France as well ?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

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

O T T F F S S ?

On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?