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Incorrect

Explanation

The correct answer: 5

Solve this puzzle

Which of these trends does NOT belong to the 1970s?

Lava lamps Bell bottoms Beards Rubik's cube

Sumerian and Babylonian Mathematics

We continue exploring the development of mathematical practices throughout history. Our new article is devoted to Sumerian and Babylonian mathematics. Read it right now to find out why there are 60 seconds in a minute!

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