You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

Before the start of the car race, John and Jacob have the same amount of fuel in their car. With this fuel, John can drive for 4 hours while Jacob can drive five hours.
After a time they realize that the amount of fuel left in John's car is 1/4th of the fuel in Jacob's.

For how long they are racing?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Why is it very easy to weigh a fish?

Find the hidden panda in the image below.