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

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

Replace the question mark in the picture below.

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

Our product and our sum always give the same answer. Who are we?

People put me on the table and cut me but do not eat me. What am I?

You bought me for dinner but never eat me. What am I?

There are two dice with empty faces in front of you and a marker. You can mark any number on each of the faces of the two dice, but you have to display all 31 days of the month using the two of them.

Which numbers will you mark on which dice so that you can easily depict all the dates of the month?