Trắc nghiệm
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Which province in the North has no mountains?
Hills and mountains account for 3/4 of Vietnam’s territory, high mountain ranges are mainly in the North; but there are…
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How many special cities does Vietnam have?
Let’s learn about geography, urban classification criteria, and special cities across the country through the following quiz. According to the…
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The answer to the problem of a circle containing four squares
Using your knowledge of circles and the Pythagorean theorem, you will find the right solution and answer to this math…
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Name the country through the statues
Education Multiple-choice Friday, May 20, 2022, 20:00 (GMT+7) What country does the statue of a woman in a forward pose,…
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Which is the only province or city that doesn’t have a town?
This locality has an important position in terms of economy, society and national defense and security, and is a traffic…
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Why does walking take more energy than cycling?
Education Multiple-choice Sunday, May 15, 2022, 19:11 (GMT+7) The following Physics knowledge about motion helps you to explain the phenomena…
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Answers to the problem of arranging matches into squares
Many students, after discovering the matching rule, solved the problem of arranging matches into squares of 5th graders. Threads: Alex…
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60 Seconds IQ Test
Wednesday, 11/5/2022, 20:00 (GMT+7) For the five numbers 7, 5, 8, 2, 4, use the four operations of addition, subtraction,…
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Country name challenge
Education Multiple-choice Monday, May 2, 2022, 19:32 (GMT+7) With the letter S hint and the grimace face symbol, which country…
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Answers to the problem ‘Paul Erdős International Mathematical Challenge’
By using the representation method and using the multiplication rule, you can find the answer to the problem of 81.…
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