# 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