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.

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

If an electric train is travelling south, then which way is the smoke going?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

During which month do people sleep the least?

Can you spot what's wrong with the following sentence?

PETER WAS ANGRY AT
HIMSELF BECAUSE HE
ACCIDENTALLY LEFT THE
THE KEYS TO HIS CAR
AT HIS FRIEND'S HOUSE.

I have a big mouth and I am also quite loud! I am NOT a gossip but I do get involved with everyone's dirty business.

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?