In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

I am working in a bus company. The company recently went under expansion and therefore there was not enough room for all the buses. As a result, twelve buses had to be stored outside.

If the company decides to expand the garage space by forty percent, enough space to accommodate the current buses will be created leaving enough space for twelve more buses if the need arises in future.

Can you calculate the number of buses that the company owns at present?

You are confined in a room and given two metal rods. Out of these two rods, one is magnet and the other is the iron rod. They look starkly similar. You don't have any other metal object in the room.

How will you decide which one of those is magnet?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

How many triangles can you count in the figure given?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

Why Wine Glass Stem is so long?

What has to be broken before you can use it?