You need to move three matchsticks to form three squares. Can you do it?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

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

Six people park their car in an underground parking of a store. The store has six floors in all. Each one of them goes to a different floor. Simon stays in the lift for the longest. Sia gets out before Peter but after Tracy. The first one to get out is Harold. Debra leaves after Tracy who gets out on the third floor.

Can you find out who leaves the lift on which floor?

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

What's a single-digit number with no value?

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

What goes up but never comes down?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

If 1+9+8=1, what is 2+8+9?