What's the next in the series?

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

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

Can you find the mistake in the below statement?

Complete the table series riddle by finding the number that can replace "??".

Guess the hidden movie name?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

A man started to town with a fox, a goose, and a sack of corn. He came to a stream which he had to cross in a tiny boat. He could only take one across at a time. He could not leave the fox alone with the goose or the goose alone with the corn. How did he get them all safely over the stream?

A car meter reading shows 72927 miles a palindromic number.
what is the minimum number of miles you would need to travel to see another palindromic number on the car meter reading?

He does not have any heart but still, He manages to live.
If you kill him, you will eventually die but yet you kill him.
He cannot run, who is He?

Find the missing number in the image below.