It means the FOB price, or basically the price without shipping can run from $0.04 to $0.07. The 3 cent spread may have to do with quantity, options, whatever. When you see a listing like that FOB Price means plus shipping. As far as the 3 cent variation, you need to contact them.
A project manager is a professional in the field of project management. Project managers can have the responsibility of the planning, execution, and closing of any project, typically relating to construction industry, engineering, architecture, computing, and telecommunications.
Project management oversees the planning, organizing and implementing of a project. A project is an undertaking with specific start and end parameters designed to produce a defined outcome, such as a new computer system. A project is different from ongoing processes, such as a governance program or an asset management program.