Mathematical and Physical Journal
for High Schools
Issued by the MATFUND Foundation
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Problem K. 471. (October 2015)

K. 471. Barbara has one 5-forint coin (HUF, Hungarian currency), one 10-forint coin, one 20-forint coin, three 50-forint coins and three 100-forint coins in her purse. How many different amounts can she pay exactly (that is, without getting back any change)?

(6 pont)

Deadline expired on November 10, 2015.


Statistics:

137 students sent a solution.
6 points:68 students.
5 points:19 students.
4 points:8 students.
3 points:12 students.
2 points:5 students.
1 point:9 students.
0 point:12 students.
Unfair, not evaluated:4 solutionss.

Problems in Mathematics of KöMaL, October 2015