Problem K. 403. (January 2014)
K. 403. How many digits of 8 are there in the decimal form of the sum ?
(6 pont)
Deadline expired on February 10, 2014.
Sorry, the solution is available only in Hungarian. Google translation
Megoldás. Írjuk az összeget más alakban!
Tehát az összeg tizedestört alakja 2012 darab 8-as számjegyet tartalmaz.
Statistics:
180 students sent a solution. 6 points: 106 students. 5 points: 36 students. 4 points: 11 students. 3 points: 12 students. 2 points: 2 students. 1 point: 4 students. Unfair, not evaluated: 9 solutionss.
Problems in Mathematics of KöMaL, January 2014