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

Do you know who was buried in John's tomb?

Two trains start at the same time, one from Bangalore to Mysore and the other from Mysore to Bangalore. if they arrive at their destinations one hour and four hours respectively after passing one another, how much faster is one train running than the other?

Why is a river so rich ?

Can you find out the missing number in the grid?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?

What's the only room from which no one can enter or leave

Something Extraordinary happened on May 6th 19778 at 12:34am what was that?

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?