Can you count the number of quadrilaterals in the picture below?

Guess the hidden movie name?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Which country gets ill every time?

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

I am thinking of a five-digit number such that:
The first and last digits are the same, their submission is an even number and multiplication is an odd number and is equal to the fourth number. Subtract five from it and we obtain the second number. Then divide into exact halves and we get the 3rd number.

What number I am thinking of?

The captain of a ship is telling you an interesting story and then poses a question. He says, “I have travelled the oceans far and wide. One time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly. Can you tell me how that was possible?”

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

Three ants are sitting at the three corners of an equilateral triangle. Each ant starts randomly picks a direction and starts to move along the edge of the triangle. What is the probability that none of the ants collide?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?