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?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

The dirtier I get, the whiter I look. Who am I?

What is common among 11, 69, and 88?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

There was a blind man. He had four socks in his drawer either black or white. He opened it and took out two socks. Now the probability that it was a pair of white socks is 1/2.

Can you find out the probability that he had taken out a pair of black socks ?

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

Find the next number in the sequence

5 12 24 36 ?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Can you find out who is the kidnapper in below Picture and why, Explain ?