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Challenge 164

Curious Words Difficulty Level: All the words listed below have one feature in common. What is she? AVIAR ANOTA MOROCCO ARKS FROGS Challenge 163 The cat, the coffee and the cake Challenge Index Next >> Challenge 165 Renatinha's Chocolates
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Challenge Response 173

The Jewelery Auction We know that: - Ten buyers bought less than 6 jewels. - A buyer has bought more than 9 jewels. Therefore, these 11 buyers mentioned above did not buy 6, 7, 8 or 9 jewelry. That is, the nineteen remaining buyers bought. Back to statement Challenge 172 Planting a flower Challenge table of contents Next >> Challenge 174 Deciphering the word
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Tales of Miletus

Tales of Miletus was born around 624 BC in Miletus, Asia Minor (now Turkey), and died around 547 BC also in Miletus. He is described in some legends as a businessman, salt merchant, celibate advocate, or statesman of vision, but little is known about his life. Tales' works have not been able to survive to this day but based on traditions one can reconstruct some ideas.
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Average Mathematical Challenges

Filter by difficulty level Very easy (8) Easy (49) Medium (96) Difficult (31) Very difficult (9) Displaying 96 medium level challenges: [Remove filter] Challenge 1 The problem of ages Challenge 5 How much money? Challenge 6 What is the number? Challenge 13 Lady's Age Challenge 14 Wine Bottles Challenge 16 Cut Pie Challenge 23 How Many Pages Does the Book Have?
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Complex numbers

Number Theory is the branch of mathematics that investigates the properties of natural numbers or positive integers: 1, 2, 3, 4, 5,… Natural numbers arise from the counting process and it is impossible to imagine humanity without the ability to count. . The concept of natural number was axiomatized (axioms are statements accepted as initial truths without demonstration) in 1889 by the Italian mathematician Giuseppe Peano (1858-1932), in one of the first manifestations of Modern Axiomatics and Mathematical Abstraction.
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The quotient and the unknown

"At so many sheets of the math book, one quotient once fell madly in love with an unknown. He looked at her with his innumerable gaze and saw her from apex to base. A unique figure rhomboid eyes, trapezoid mouth, orthogonal body, spherical breasts. ”He made his life parallel to hers until they met at infinity.
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