What kind of storm is always in a rush?

What does it mean?

What has no start, end, or centre?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

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

Find the missing number in the sequence below:

Count the number of triangles in the below picture?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

It was a dark stormy night and a couple were in a car driving madly to a city. The car broke down and the husband had to go get help from someone who spoke his language. He was afraid to leave his wife alone in the car so he locked the car before leaving. When he came back, the car was in the same state as he had left it but his wife was dead, there was blood on the floor and there was a stranger in the car. What happened?