A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

Considering the below equation:

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

Then, I + II + III = ?

There are two dice with empty faces in front of you and a marker. You can mark any number on each of the faces of the two dice, but you have to display all 31 days of the month using the two of them.

Which numbers will you mark on which dice so that you can easily depict all the dates of the month?

Jenifer is learning to drive her car. She went down a one way lane and in the wrong direction. But she do not break any law.

How come ?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

Solve the following series:
AZ, GT, MN, __, YB

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

You can hear me, but you can't touch or see me.

What am I?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

I have teeth but i don't bite. Who Am I ?