Can you identify if it's a murder or a suicide ?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?