A) If a fiber has a linear density of 4 Decitex, what is its linear density in both Denier and Tex?
B) Calculate the density of a cylindrical fiber with 1.34 g, and length of 150 cm, and the diameter of 0.20 cm.
C) Calculate the length, in cm, of a fiber that has a density of 1.55 g/cm3, a weight of 1.4 g, and a diameter of 0.2 cm.