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

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

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

What do you answer even though it never asks you questions?

Today is a very icy and cold morning in Newcastle. Mr Shearer, an office bus driver arrived to pick up the employees from the last stop. Shearer suddenly remembers that he needs to pick a newly joined 4miles to the north. Mr Shearer lost his direction compass, a few minutes later Shearer is able to figure that he is moving in the correct direction i.e. north. How did Shearer know that he is moving in the correct direction?

Which flower has two lips?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

What is the word or phrase?