Mathematical and Physical Journal
for High Schools
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Problem C. 1310. (October 2015)

C. 1310. Alex took \(\displaystyle 19\,500\) forints (HUF, Hungarian currency) with him on a four-day trip. On each day, he spent one third of his remaining money plus a constant amount. What was the constant amount if his money lasted just until the end of the trip?

(5 pont)

Deadline expired on November 10, 2015.


Statistics:

342 students sent a solution.
5 points:252 students.
4 points:11 students.
3 points:9 students.
2 points:15 students.
1 point:15 students.
0 point:27 students.
Unfair, not evaluated:13 solutions.

Problems in Mathematics of KöMaL, October 2015