Mathematical and Physical Journal
for High Schools
Issued by the MATFUND Foundation

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Problem K. 481. (December 2015)

K. 481. What is the sum of the numbers in the \(\displaystyle 20\times 20\) multiplication table? (The figure shows the \(\displaystyle 5\times 5\) multiplication table.)

(6 pont)

Deadline expired on January 11, 2016.

Statistics:

146 students sent a solution.

6 points: 120 students.

5 points: 14 students.

4 points: 1 student.

3 points: 1 student.

2 points: 3 students.

1 point: 2 students.

0 point: 5 students.

Problems in Mathematics of KöMaL, December 2015

146 students sent a solution.
6 points:	120 students.
5 points:	14 students.
4 points:	1 student.
3 points:	1 student.
2 points:	3 students.
1 point:	2 students.
0 point:	5 students.