Use the information to answer questions 8 - 10.
The time in minutes a factory needs to make x cell phone parts in a single day is modeled by the inequality
y 5-0.0005x2 + x + 20, for the domain 0 < x < 1000.
8.What does the ordered pair (200, 100) represent?
9.What is the longest it will take the factory to make
600 cell phone parts?
10.Can the factory complete an order for 300 parts in 4 hours? Explain your reasoning.