1. A manufacturing company serves the demand from three cities. We know the demand for city A is 100, the demand for cit

[answerhappygod]

1. A manufacturing company serves the demand from three
cities. We know the demand for city A is 100, the demand for city B
is 50, and the demand for city C is 80. The coordinates for each
city is below: A (x=10, y=20); B (x=15, y=15); C(x=12, y=18). Using
center of gravity method, please find the optimal location in terms
of the coordinates.
2. A company uses transportation mode analysis to decide
whether to choose slower shipping or faster shipping from Portland
to Los Angeles using ship connectors. The value of the connectors
is $1,200. The holding cost is 10% per year. And the company knows
one carrier is 1 day faster but $15 more expensive. Please help the
company to make the decision.: whether to choose slower shipping or
faster shipping.