What word begins and ends with an E, but has only one letter?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

John bought 150 chocolates but he misplaced some of them. His Father asked him how many chocolates were misplaced.
He gave the following answer to him:
If you count in pairs, one remains
If you count in threes, two remain
If you count in fours, three remain
If you count in fives, four remain
If you count in sixes, five remain
If you count in sevens, no chocolate remains.

Can you analyze the statements and tell us how many chocolates were lost?

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

Rahul decided to meet Simran so he boards a local train from Bombay station. Just after the station, there is a 1km long tunnel. The train starts and is now accelerating. Rahul is a claustrophobic guy, so what is the best position for him to sit?

What number replaces the question mark

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

What is the coolest letter in the alphabet?

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