I shave every day, but my beard stays the same. What am I?

Replace the question mark with the correct number below.

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Suppose we lay down two cups in front of you. One of the cups is filled with tea and the other one with coffee. Now we ask you to take a spoonful of tea and mix it with the coffee. At this moment, the coffee cup has a mixture of tea and coffee. You have to take that mixture (spoonful) and add it back to the tea.

Can you now tell if the cup of coffee has more tea or the cup of tea has more coffee?

81 x 9 = 801. What must you do to make the this equation true?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

Two fathers and two sons decided to go to a shop and buy some sweets upon reaching. Each of them bought 1 kg of sweet. All of them returned home after some time and found out that they had 3kg of sweets with them.

They did not eat the sweets in the way, nor threw or lose anything. Then, how can this be possible?

Can you move 2 matchsticks to form four equal sized squares.

By using 'because' continuously three times, can you make an English statement ?