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?

If an electric train is travelling south, then which way is the smoke going?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

Usually, a boxing match consists of twelve rounds. In a particular friendly match between two heavyweights, the match was finished in the ninth round itself as one of the boxers knocked out the other one.

But, in that fight, no man threw even a single punch.

How can this be possible?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

In a competitive exam, each correct answer could win you 10 points and each wrong answer could lose you 5 points. You sat in the exam and answered all the 20 questions, which were given in the exam.
When you checked the result, you scored 125 marks on the test.

Can you calculate how many answers given by you were wrong?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?