A 3-ply core/sheath yarn consists of a 24/1 (core) yarn, and two 28/1 (sheath) yarns. Analysis of the plied yarn showed that 1.9 m of the plied yarn has 1.97 m each of the two 28/1 yarns, and 1.9 m of the core yarn. What is the worsted count of the plied yarn? What is the denier of the plied yarn?