How can a man go eight days without sleep?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

Which fur should we be getting from the Lion?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

What does this simple rebus mean?

There are two dice with empty faces in front of you and a marker. You can mark any number on each of the faces of the two dice, but you have to display all 31 days of the month using the two of them.

Which numbers will you mark on which dice so that you can easily depict all the dates of the month?

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 ?

Find the next number in the series.
1 10 24 43 67 ?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

The King of a distant land had heard that Birbal was one of the wisest men in the East and so desired to meet Birbal. He sent Birbal an invitation to visit his country.

In due course, Birbal arrived in the distant kingdom. When he entered the palace he was flabbergasted to find not one but six kings seated there. All looked alike. All were dressed in kingly robes. Who was the real king?

The very next moment he got his answer. Confidently, he approached the king and bowed to him.

How did Birbal know who was the real king?