There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?

Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

What is the Surname of Barbie Doll?

Find the last number in the series below:

voN luJ yaM raM ---

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

I am a word of 12 alphabets.

* Alphabets 12, 4, 7, 2, 5 : Eastern beast of burden
* Alphabets 1, 8, 10, 9 are street made famous by Sinclair Lewis.
* Alphabets 11, 3, 6 are past.

On whole it means a person suffering from delusions of greatness.

What Is it ?

Can you write down eight eights so that they add up to one thousand?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?