Library / /2 of 144
Algebra Difficulty 1.5 Junior Find the answer
If Kai will celebrate his 25th birthday in March 2020, in what year was Kai born?
A number or a short expression. Spacing and $ signs are ignored.
Solution
Kai was born 25 years before 2020 and so was born in the year 2020−25=1995.
Want a route through all this instead of an archive?
The track
puts 2,000 problems in a working order, from AMC 10 level to the IMO shortlist.
Source: Omni-MATH,
licensed Apache-2.0.
Statement and solution reproduced as published; topic and difficulty added by this site.