I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Let's play a word game. Following are some meaningless words that can be completed by adding random letters on either side of the word.

For example, the word "rdo" can be formed into "pardon".

Using the same technique, can you complete the given words?
ecalc
airb
rinci
tibac
uidel
gorit
igna
eyho

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Before reading ahead, you must know the fact that only one of the people here is telling the truth.

A says that B is lying.
B says that C is lying.
C says both A and B are lying.

Can you find out who is speaking the truth?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

What can you see in the middle of March and April that you can never see in any other month?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?