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C. 1347. Is it possible to glue together some small cubes of $\displaystyle 1~\rm cm^3$ volume such that the resulting solid is not hollow, and its volume $\displaystyle V$ in $\displaystyle \rm cm^3$ and surface area $\displaystyle A$ in $\displaystyle \rm cm^2$ satisfy $\displaystyle V=\frac{5}{4}A$?

(5 points)

Deadline expired on 11 April 2016.

Statistics on problem C. 1347.
 95 students sent a solution. 5 points: 73 students. 4 points: 3 students. 3 points: 2 students. 2 points: 1 student. 1 point: 4 students. 0 point: 12 students.

• Problems in Mathematics of KöMaL, March 2016

•  Támogatóink: Morgan Stanley