The emperor Claudius may have been the last Roman able to read, for 10 points, what language spoken by the inhabitants of a pre-Roman Italian culture based in Etruria.
In this writing system, ten was called "sar" and represented by an "x", and fifty was "muvalch" and represented by an arrow. This language can be found on the Cippus Perusinus and the Piacenza Liver, and the Pyrgi Tablets contain both this language and Phoenician. Stress on the first syllable in this language leads to "impossible consonants," and this language was part of a family called (*) Tyrsenian. The emperor Claudius may have been the last Roman able to read, for 10 points, what language spoken by the inhabitants of a pre-Roman Italian culture based in Etruria. 
In this writing system, ten was called "sar" and represented by an "x", and fifty was "muvalch" and represented by an arrow.
Etruscan Language