A Highway Contractor Needs to Locate a Single Supply Point

question 38

Essay

A highway contractor needs to locate a single supply point to provide road building materials to four projects.The four projects,which are all approximately the same magnitude,are located at the following coordinates.Coordinate units are in miles.
a.What is the center of gravity?
b.If a single truck were sent from center-of-gravity to each project and back (four round trips),how many miles would be traveled? (Hint: use the Pythagorean Theorem C = ).

Grasp the societal and ethical issues raised by medical treatments and procedures in financially constrained situations.

Recognize the conditions necessary to overcome the ethical difficulties surrounding randomized clinical trials.

Appreciate the impact of standardization in biomedical research, including gender and racial considerations.

Understand the purpose and true nature of placebos within clinical trials.