Find out the missing number in the picture attached:

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?

O_er_t_o_

Complete the missing letters of the given word.

What brings you down but never up?

If Bihan is 10, Anirudha is 20, and Kim and Seal are both 5, but Rikold is 10, how much is Kenniger by the same trend?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

What is black when you buy it, red when you use it, and gray when you throw it away?

Can you count the number of triangles in the given picture?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

I am sure no one can have two things for dinner. what are they?