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.

If eleven plus two equals one, what does nine plus five equal?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Can you find the missing piece of the Porsche?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

Which point will the car reach to go out?

What has to be broken before you can use it?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

What has many keys but can’t open a single lock?

What you cannot hold but it is yours?