Can you place six X (crosses) in below board without making three in a row in any way ?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

Who can jump higher than a Mountain?

He loves to dance, twist and prance, he shakes his tail, and as a way he sails, wingless he flies into the sky. What is he?

When we see 2 but call 10?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

What breaks yet never falls, and what falls yet never breaks?

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?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

You are in a land where thirty men and two women were dressed in classic black and white dresses.
They begin to fight as soon as any of them move.

Where are you?