What do you get if you add 2 to 100 four times?

What's the best place to go shopping in the ocean?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

Find the next number in the following series:
6, 14, 26, 98, __?