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

There is one four-digit whole number n, such that the last four digits of n2 are the original number n

A pet show was happening in my locality. I went down along with my kids. In that show, I noticed that all except two of the entries were cats. All except two were dogs and all except two were Monkeys.

Can you find out how many of each animals were present in that pet show?

Rob is taller than Edwin, and Jurgen is shorter than Rob.
Of only one of the following statements, we now certainly know it is correct:

A.Edwin is taller than Jurgen
B.Jurgen is taller than Edwin
C.It cannot be determined if Jurgen or Edwin is the tallest.

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

What can go up a chimney down, but can’t go down a chimney up?

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?