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

What demands an answer, but asks no questions

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?

Replace The Question Mark Below With the Correct Number.

2 {38} 3
4 {1524} 5
6 {3548} 7
8 {????} 9

Can you make a fire with just a single stick?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?

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