Can you name some countries which do not have the alphabet 'A' in them?

Why do Chinese men eat more rice than Japanese men do ?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

Give it food and it will live; give it water and it will die.

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

What is the next number in this series?

4,12,84,3612....

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?