Why Wine Glass Stem is so long?

You’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.

In a town, there are over 100 flats.
Flat-1 is named first flat.
Flat-2 is named second flat.
Flat-3 is named third flat.

A visitors 'Victor' decides to walk through all the flats, he finds all the flats except flat-62.
Victor later founds that the local of the town have given it another name.

What is the name of the Flat?

What is both possible and impossible at the same time?

John was running from 40 thieves. John has got 3 gold boxes which weigh as 4kg, 2kg, and 1kg respectively. A witty man asked John to stay with him for seven days in exchange for 1kg gold per day. John needs to stay there for seven days and also do not want to give the witty man any advance. How can John pay for his seven days stay?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

What has lots of eyes, but can’t see?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

Forwards I am heavy, backward I am not. What am I?