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HKIMOOfficial Paper

Official Paper HKIMO 2021 - Grade 8 - National Round

The official 2021 paper. Practise with a timer, automatic marking and a question by question review.

Time limit

90 minutes

Questions

25 questions

Maximum score

100 points

Question type

Fill-in

How this paper is marked

  1. 1Each correct answer earns the full points for that question. Wrong or blank answers lose nothing.

Preview a few questions

Question 1 of 254 points
How many integral solution(s) is / are there for xx if 10<1−3x4<1310 < \frac{1-3x}{4} < 13 ?
Question 2 of 254 points
Find the average of the following sequence. 23502350, 23532353, 23562356, 23602360, 23632363, 23662366, ..., 30263026, 30303030, 30333033, 30363036

23 more questions are waiting for you.

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Leaderboard for this paper

Only each student's FIRST timed attempt counts, just like a real exam. Equal scores: the faster time ranks higher.