How many units does b equal ? ( stuck on similar problems as well ) please help

Answer:
6.8 units
Step-by-step explanation:
Law of Sines:
[tex]\tt\cfrac{b}{\sin B}=\cfrac{AB}{\sin C} \ \ \Rightarrow \ \ b=\cfrac{AB\cdot\sin B}{\sin C}=\cfrac{15\cdot0.2924}{0.6428}\approx 6.8 \ units[/tex]