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

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?

Which tank will fill first?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

Can you solve this picture maths equation?

I am thinking of a five-digit number such that:
The first and last digits are the same, their submission is an even number and multiplication is an odd number and is equal to the fourth number. Subtract five from it and we obtain the second number. Then divide into exact halves and we get the 3rd number.

What number I am thinking of?

What is the Surname of Barbie Doll?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

If an electric train is travelling south, then which way is the smoke going?

What's the only room from which no one can enter or leave