Maths Olympiad Prep

Library / /36 of 213

, 2024

Algebra Difficulty 1.1 Junior Find the answer Canada

50%50\% of nn is 20242024. The value of nn is

Pick one

Solution

If 50%50\% of nn is 20242024, then half of nn is 20242024, and so nn is equal to 22 times 20242024, which is equal to 40484048. (We may confirm that 50%50\% of 40484048, or half of 40484048, is 20242024 as required.)

Want a route through all this instead of an archive? The track puts 2,444 problems in a working order, from Junior Challenge level to the IMO shortlist.

Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project.