When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

How many times do a clock's hands overlap in a day ?

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?

You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?

How many triangles are there on the puzzle below?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

John has played 50 ODI's and his average is 50. How many runs should he score in his 51st ODI, so that his average score jumps to 51?