About: http://webisa.webdatacommons.org/96018334

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	I am neither a mathematician nor particularly good at maths but here is my 'pennyworth' on the problem. (1) Weighing the same denomination coins (assuming they are the same 'model') is extremely accurate with a reasonable digital scale.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com