What number comes next in this sequence:
7 8 5 5 3 4 4 _

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?

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

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Two prisoners Jack and Jill are locked in a cell.
There is open window approx 40 feet above the ground of the cell.
They are never able to reach there.

Then they plan to escape by a tunnel and they start digging out.
After digging for more than 20 days, Jill comes with the different plan and they escaped.

what was the plan ?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

Remove two matchsticks to make the below equation correct.

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Why is a river so rich ?

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