What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?

Three ants are sitting at the three corners of an equilateral triangle. Each ant starts randomly picks a direction and starts to move along the edge of the triangle. What is the probability that none of the ants collide?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

John was born on March 5, 1970, in Delhi, India. Jacob was born 25 days before John. The year when they took birth, Republic Day fell on Monday.

Can you find out on what day was Jacob born?

Can you make four (4) nines (9) equal 100?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

What number divided by 4 is the same as that number minus 4?

A sundial has the fewest moving parts of any timepiece. Which has the most?