Mathematical and Physical Journal
for High Schools
Issued by the MATFUND Foundation
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Problem B. 4750. (December 2015)

B. 4750. Ann claims that a random three-digit number is more likely to contain a digit of 6 than a random five-digit number. Bill says it is the other way around. Who is right?

Matlap, Kolozsvár

(3 pont)

Deadline expired on January 11, 2016.


Statistics:

236 students sent a solution.
3 points:202 students.
2 points:25 students.
1 point:9 students.

Problems in Mathematics of KöMaL, December 2015