People make me, save me, change me, raise me. What am I?

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?

How many bananas can you eat if your stomach is empty?

You can see it everyday, But cannot touch it at will. What is it?

Identify the next two numbers in this series.

101, 112, 131, 415, 161, 718, ???, ???

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

What number should come in place of the question mark below?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

Can it be possible to build a house that has all its four walls facing towards the South?