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, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

What is common among 11, 69, and 88?

Why did the Girl throw the butter out of the window?

Find the Odd One Out?
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I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

Can you spot the man between the coffee bean in the picture below ?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

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

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?