In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

I don't get anymore wetter, no matter how much rain falls on me.

We are a group of eight brothers. We consider the weak, yet we protect the king in every battle. If we move ahead, we never turn back. Who are we?

I want to fill my bucket using both cold and hot water.
I have two taps for both cold and hot water. The hot water tap fills the bucket in exact 6 hours and the cold water tap fills the bucket in exact 4 hours.
I turn both of them simultaneously but I forgot to turn off another tap which removes the water out of the bucket. This tap can empty the bucket in 12 hours.

How Long will it take to fill the bucket?

Prove that twice of ten is the same as twice of eleven.

Can you find a number that lies one third of the distance between 1/3 and 2/3?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

I always drive my customer away.

Who am I?

Accidentally, two trains are running in the opposite direction and enter a tunnel that is 200 miles long. A supersonic bird that has fled the lab and taken shelter in the tunnel starts flying from one train towards the other at a speed of 1000 mph. As soon as it reaches the second train, he starts flying back to avoid collision and meets the first train again at the other end. The bird keeps flying to and fro till the trains collide with each other.

What is the total distance that the supersonic bird has traveled till the trains collided?