There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

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.

What does this Rebus Picture means ?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

Can you count the number of triangles in the given picture?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?

In the picture given below, can you find out which digit will take place of the question mark?

I am quite hot but become too cold if you remove the first two letters. What am I?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?