Hi, do feel free to try out our Maths Challenge (Secondary 4 / age 16 difficulty):
Source: Anderson E Maths Prelim 2011
If you have solved the problem, please email your solution to mathtuition88@gmail.com .
(Include your name and school if you wish to be listed in the hall of fame below.)
Students who answer correctly (with workings) will be listed in the hall of fame. 🙂
Hall of Fame (Correct Solutions):
1) Ex Moe Sec Sch Maths teacher Mr Paul Siew
2) Queenstown Secondary School, Maths teacher Mr Desmond Tay
3) Tay Yong Qiang (Waiting to enter University)
4) Ionut-Zaharia Chirila (Ex Lower Danube University, Romania)
Mathtuition88 
Solved by two MOE Maths teachers
Mr Desmond Tay
And Mr Paul Siew
Solution sent to you.
Thanks! Any prize? Lol
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Congratulations for solving! No prize, unfortunately lol. But I added your names to the “Hall of Fame”. You may want to challenge your students to solve this, most likely 90% of Secondary 4 students will not be able to solve it.
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Any more of such math challenge?
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You may want to check out https://mathtuition88.com/2014/07/04/number-theory-math-olympiad-question-and-answer/
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Reblogged this on Project ENGAGE.
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