Mathematical and Physical Journal
for High Schools
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Problem K. 434. (November 2014)

K. 434. Laura noticed that by subtracting 16 times her age 16 years ago from her age 16 years from now, she would get her age 16 years ago. How old is she now?

(6 pont)

Deadline expired on December 10, 2014.


144 students sent a solution.
6 points:117 students.
5 points:15 students.
4 points:4 students.
3 points:2 students.
2 points:2 students.
1 point:2 students.
Unfair, not evaluated:2 solutions.

Problems in Mathematics of KöMaL, November 2014