What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

1. What does:
TIM JOB
represent?

2. What does:
MO_ _
represent?

An explorer goes on an exposition in the jungle. He sets up camp in the middle of the jungle. The next morning he sees something with a head and a tail, but he is not afraid. What did he see in his bag?

If 21x = 79x, what is the value of x?

Through your logical capabilities, can you make 7 an even?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

Using eight eights and addition only, can you make 1000?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?