Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

How far can you walk into the woods?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

John speaks the truth only once a day in a week. Below are a few hints for you:

First: Days are Sunday, Monday and so on.
Second: One day he says, "I lie on Monday and Tuesday".
Third: On the next day, he says, "Today is either Thursday, Saturday or Sunday".
Fourth: On the next day, he says, "I lie on Wednesday and Friday".

Can you identify the day on which he speaks the truth?

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

The Little ant seems to be always confused. Do you know why?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?