Suppose we lay down two cups in front of you. One of the cups is filled with tea and the other one with coffee. Now we ask you to take a spoonful of tea and mix it with the coffee. At this moment, the coffee cup has a mixture of tea and coffee. You have to take that mixture (spoonful) and add it back to the tea.

Can you now tell if the cup of coffee has more tea or the cup of tea has more coffee?

What's the only room from which no one can enter or leave

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

81 x 9 = 801. What must you do to make the this equation true?

Why do you find that most of the buildings are deprived of the 13th floor?

What am I?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

Kareena is older than Katrina and younger than Karishma. Isabelle is younger than Bipasha and Karishma. Bipasha is older than Karishma. If Kareena and Isabelle are the same age, who's the youngest?