Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

Why do people go to bed?

Before Mount Everest was discovered, what was the highest mountain in the world?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

Which fur should we be getting from the Lion?

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

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

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

You are given 16 witch hats. The hats are divided in four different colours – red, blue, green and yellow. Every colour has been assigned to four hats. Now each of the hat will be glued with a label of an arithmetic sign – ‘+’, ‘-‘, ‘x’ or ‘/’. But you can label one sign only once on one colour. In such an arrangement, the hats can be uniquely defined by its colour and symbol.

Can you arrange all the 16 hats in a 4x4 grid in a fashion that no two rows and columns have a repetition of colour or sign?
We have arranged four hats in the below picture to assist you.