Palindrome Problem – PMONK 2018 – IMC 2013

Question

How many pairs of 4 digit palindromes add up to a five digit palindrome?

Solution

Discussed in attached images.

This problem is from the PMONK Pertandingan Matematik Olympiad Peringkat Negeri Kedah 2018 – Grade 5 and 6 – No. 24 (last question and probably the toughest problem on this paper).

It is also closely related to Problem 13 on the IMC 2013 (Grade 6).

Tags: IMCMath OlympiadPMONK

6 years ago

Anonymous Christian

Jonathan Ramachandran is founder at AnonymousChristian.org which serves as a Christian Blog discussing the Greater Hope of Biblical Christian in Christ Alone. He is also an IMO (International Math Coach) and a featuring Guitarist for many bands.

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