Question

If the cornerstone represents when a building was built and it reads mcmxlvmcmxlv​, when was the building​ built

Answer 1

From Roman Numerals symbol M = 1000 D= 500 C=100 L=50 X=10 V= 5 So we have M (1000) + CM (900) + XLV(45) + M (1000) + CM (900) + XLV (45) = 3890 It was built in the year 3890