If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

I can be made.
I can be cracked.
I can be told.
I can be played.

Who am I?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Why is a river so rich ?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Christina is practising her dance steps along with her friends. In a particular sequence, all of them form a row. At that point, Niharika is standing in the 4th position from either end of the row.
Can you find out how many girls are practising together?

There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

What is the longest word in the dictionary?