Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

There are two guys standing face to face in a room. On a wall, there is a clock. One of those is a prophet. He tells the other guy that he will be stabbed in the back in five minutes.

Shocked to hear that, the other guy stares at the clock. Just after the five minutes, he is stabbed on the back. Can you tell what happened?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

Why do we preferably have round manhole covers and not square ones?

Below rebus represent famous DiCaprio movie. Can you name it?

How many times can you subtract the number two from the number fifty?

Jack was having a candle light dinner with his girlfriend. Suddenly a cold gush of wind entered through the open window and three of the ten candles were extinguished. Assuming that none of the other candles were extinguished.

How many candles are they left with in the end ?