Can you solve the maths in the below-given picture equation?

What is so fragile that saying its name breaks it?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

What is the riddle which can be asked all day with a different correct answer each time.

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

O_er_t_o_

Complete the missing letters of the given word.