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

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

What can jump higher than a building?

I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.

What Am I?

On a beautiful Sunday morning, You ordered a hot tea to your hotel room and suddenly you remember an important thing that needed to be done right now will take around 3 minutes to complete.
Like most people you like your tea to be hot while drinking so, when should you pour cream in the tea?
1. straight away
2. Just people, you drink the team
3. Its does not matter

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

ST ND RD TH '?'

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

The more it dries, the wetter it becomes. Can you tell what it is?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.