I look at you, you look at me, I raise my right, you raise your left. What am I?

What is always in front of you but can’t be seen?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

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

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

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

What has 88 keys?

How can you leave a room with two legs and return with six legs?

What goes up but never comes down?