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Tag Archives: Math Olympiad
US First Place in International Math Olympiad! China Drops to Second (Related to Banning of Math Olympiad?)
Congratulations to USA for their First Position in the IMO, a position traditionally held by China! China has been holding the 1st position in the IMO for 21 years. News: IndianOrigin Students Help US Win Math Olympiad After 21 Years … Continue reading
Permutation Math Olympiad Question (Challenging)
March’s Problem of the Month was a tough one on permutations. Only six people solved it! (Site: http://www.fen.bilkent.edu.tr/~cvmath/Problem/problem.htm) The question goes as follows: In each step one can choose two indices and transform the 100 tuple into the 100 tuple … Continue reading
Posted in math problem of the month
Tagged Math, Math Olympiad, Mathematical Olympiad Challenges, permutations
3 Comments
NUS High Selection Test (DSA)
Official Website: http://www.nushigh.edu.sg/admissionnoutreach/admissions/eligibilitynadmissionsprocess The official website, unfortunately, doesn’t tell much about how the NUS High Selection Test / DSA is like, in particular the format of the exam. However, from online sources from students who took the test, we can … Continue reading
Posted in nus high school
Tagged dsa, Math Olympiad, Math questions, nus high school dsa, selection test
5 Comments
Solution to HP A4 Printer Paper Mysterious Question
A while ago, I posted the HP A4 Paper Mysterious Question which goes like this: Problem of the Week Suppose is a function from positive integers to positive integers satisfying , , and , for all positive integers . Find … Continue reading
Posted in math olympiad solution, Uncategorized
Tagged Math Olympiad, math olympiad solution, positive integers
8 Comments
Is there a set of 2015 consecutive positive integers containing exactly 15 prime numbers?
Check out this intriguing Math Olympiad Number Theory question: Is there a set of 2015 consecutive positive integers containing exactly 15 prime numbers? For instance, the number of primes in the set {1,2,3,…,2014,2015} is 305. This can be computed by … Continue reading
Math Olympiad Question: Sum of powers of two
Is there a number that is a sum of two powers of 2, and ends with 3 zeros? The answer is yes! For example, =14474011154664524427946373126085988481658748083205070504932198000989141205000 How about n zeroes? Check out last month’s problem of the month at: http://www.fen.bilkent.edu.tr/~cvmath/Problem/problem.htm Question: http://www.fen.bilkent.edu.tr/~cvmath/Problem/1409q.pdf Solution: http://www.fen.bilkent.edu.tr/~cvmath/Problem/1410a.pdf Featured … Continue reading
HCI Confession Page Math Joke
Source: https://www.facebook.com/HwaChongConfessions “Today I asked the girl I like on FB to help me do math prob 9x7i>3(3x7u) 9x7i>9x21u 7i>3(7u) i>3u = i<3u but she go put the ans as 3u>i ruining my whole plan T.T” HCJC Student (M) Math … Continue reading
Posted in hci, hwa chong
Tagged advanced mathematics, e maths tuition, hci confessions, joke, Math, Math Circle, math joke, Math Olympiad, Mathematics, students
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Are Math competitions good?
Are Math competitions good? Source: http://www.dnaindia.com/academy/reportdomathcompetitionsinspirestudentstogainproficiencyinthesubject1966588 Check out the above website to see the pros and cons of Math competitions, and whether they inspire students to be better at Math. The most important is to enjoy doing Math, as Math … Continue reading
Posted in maths competition
Tagged Math competitions, Math is fun, Math Olympiad, maths competition, maths is fun
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