Question No. 25 of the ASMO  (Math Olympiad) in Image             A Possible Solution       To Get a sum of zero, we need a minimum of 8 addends from the Counting Numbers 1 to 9 as described as follows:     Up or Down 2, 4, 6,...

Question (in Image below)   (SMOPS 2015 No.30 ) In the following figure, not drawn to scale, B, D, E and C lie on a straight line. Given that angle (BAD) = angle (DAE) = 12 degrees, AC is perpendicular to AD, and BC = AB + AE, find angle (ABC) in degrees.  ...

Question (SMOPS 2015 No.12) Given that 2^29 is a number comprising of 9 different digits, which digit is not in this number?         Solution (Please refer to Image below)              

Solve: Alphametic – Cryptarithm 3 x ABC is CCC Question and Solution are in Images below:        

Please find some interesting selected PMONK Math Olympiad 2013 and 2015 Questions and their ‘poorly handwritten’ solutions (sorry) for your edification.                                                                  ...

Question 27 (PMONK 2015 – Level 6) All the Interior angles of a Hexagon are 120 degrees and four consecutive sides have lengths of 5cm, 8 cm, 4 cm and 6 cm. Find the sum of lengths of the other two sides.   Question and Solution are in Images below   Question    ...

Question 25 (PMONK 2015 – Level 6) Given a three digit number abc. Its dgits are interchanged to form five other three digit numbers whose sum is 2013. Find the value of abc.   Question & Solution are Presented in Images below.   Question             Solution      ...

Cryptarithm   Question   Solve   AB x CD = DDD   where (AB), (CD) are two digit numbers and (DDD) is a three digit number.   A, B, C, D are non-zero digits.   Hint: There are Two Possible Answers.   Solution   Please refer to Image for full solution.      ...