Network users are trying to solve the problem for Chinese elementary school students

The problem got into the network, which is given to children in a Chinese school as homework, and, I must say, it caused a real stir. The task is very curious and at first glance is not so simple. Users were so impressed with her that they began to think about a solution. Try it and you, and in the end we will say the answer and solutions.

The conditions of the problem are as follows. Imagine a cat sitting on a table, and a turtle sitting directly on the floor beneath it. If you measure the distance from the head of a cat to the head of a reptile, you get 170 centimeters. After some time, the animals exchanged places, and now this figure is 130 centimeters. Based on the available data, we are asked to calculate the height of the table.

Solution and answer:
It should be remembered that the task is intended for younger students, which means its solution cannot be difficult. Which, in principle, is true.

The first method involves turning all participants into members of a simple equation. The answer to the question is the number 150:

And as the second method, it’s possible to just put one table on another mentally, as a result of which we will get their total height of 300 centimeters, after which we just need to divide this amount into two, thus obtaining the height of one table - 150 cm: