Hayden is a manager at a landscaping company. He has 3 workers to
landscape an entire park, Cody, Kaitlyn, and Joseph. Cody can complete
the project in 8 hours. Kaitlyn can complete the project in 6 hours.
Joseph is new, so no one knows how long it will take him.

Hayden
assigns all of them to complete the park together. Explain to Hayden
how this project can tell him how long it would take Joseph to complete
the project if he worked by himself. Use complete sentences.