Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Which wheel of car does not rotate when you turn your car right?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

What does this Rebus Picture mean?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

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?

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?

How many triangles can you count in the figure given?

Can you find a number that lies one third of the distance between 1/3 and 2/3?