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K. 502. In a school trip, we asked each participant how many classmates of his or hers were present. Every student answered the question. Ten of them said 4, twelve said 3, six said 2, and four said 1. The class teacher of every child was also there and no other teachers took part in the trip. How many students and how many teachers were present in the school trip?

Proposed by L. Lorántfy, Dabas

(6 points)

This problem is for grade 9 students only.

Deadline expired on 11 April 2016.


Statistics on problem K. 502.
104 students sent a solution.
6 points:65 students.
5 points:33 students.
4 points:1 student.
1 point:5 students.


  • Problems in Mathematics of KöMaL, March 2016

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