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

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

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

You see me once in June, twice in November, and not at all in May. What am I?

Find the number of squares in the below-given picture.

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

Only one color, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

Suppose you are sitting in an interview and the interviewee asks you an aptitude question.

You have three buckets with a capacity of 4 litres, 8 litres and 10 litres and you have a large tank of water. Now you have to measure 3 litres of water precisely using those buckets. How will you do it?

During which month do people sleep the least?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?