Problem #PRU-110920

Problemas Métodos Principio del casillero Principio del casillero (otro) Métodos algebraicos Prueba por agotamiento

Problem

Peter has some coins in his pocket. If Peter pulls \(3\) coins from his pocket, without looking, there will always be a £1 coin among them. If Peter pulls \(4\) coins from his pocket, without looking, there will always be a £2 coin among them. Peter pulls \(5\) coins from his pocket. Identify these coins.