You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

What is the probability of choosing the correct answer at random from the options below?

a) 1/4
b) 1/2
c) 1
d) 1/4

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Can you find out who is the kidnapper in below Picture and why, Explain ?

You can hear me, but you can't touch or see me.

What am I?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

In the picture that is attached with this question, you can find a square which comprises of four little squares inside it. Consider this square to be made with matchsticks. You have to remove two matchsticks such that only two squares remain instead of five.How will you do it ?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?