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

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

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

How is a fly different from a mosquito?

A lion and its tamer are standing inside a cage that measures 1 unit in radius. Both of them can effortlessly run at the speed of 1 unit maximum.

1) Suppose the lion is hungry, will he be able to eat up the tamer?
2) If yes, how long can the tamer survive?

Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal?

Note: 9 cannot be turned over to make it 6.

There's a day, that comes around once a year.
To celebrate the man, you hold dear.
He gave you life, love and will pick you up if you fall.
When it comes to guys like him, He's the best of all.
Who is he?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

I have Rs.50 and I spend it in the way as below.