Not Many Can Solve This Viral Problem From Japan. Can you?

This mathematical problem went viral in Japan after researchers found that only 60% of people in their 20s could answer correctly down from a rate of 90 percent in the 1980s. Can you?

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Here it is:


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Luckily, the guys from Mind Your Decisions made a video in which they explain how they got to the correct solution.

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Here is another problem that had people scratching their heads, from China this time.

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Apparently, 6-year-olds are expected to solve this math problem in 20 seconds or less.

Let’s see of you can do it:

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The solution is really easy. All you have to do is flip the picture upside down. See it?
The answer is 87.

Can any of your friends solve these tricky problems? Share this post with them!