Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

What shoe company does this rebus represent?

Can you solve this picture maths equation?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

Which of the below owl is odd one out?

Why 1729 is a magic number? Answer Logically.

If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?