My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

What seven-letter word has hundreds of letters in it?

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

If 21x = 79x, what is the value of x?

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

You need to move three matchsticks to form three squares. Can you do it?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I