Construction company has four big front-end loaders located at four different workshops. The loaders must be moved to four different construction sites. The distances in kilometers are

tabulated below.

Loader A B C D Total distance

1 90 75 75 80 320

2 35 85 55 65 240

3 125 95 90 105 415

4 45 110 95 115 365

Total distance 295 365 315 365

Site

(a) How should the loaders be moved in order to minimize the total distance travelled? [6]

(b) Formulate the linear programming model for the data provided. [6]

(c) Formulate the dual model for the primal in (b). [6]

(d) Use the North-West Corner method to solve the problem. ​

Question 5 spring semester final exam math evaluate

If 24 people have the flu out of 360 people, how many would have the flu out of 900. choose many ways you could use proportion that david would use to solve this problem

Barbara has a good credit history and is able to purchase a car with a low-interest car loan. she co-signs a car loan for her friend jen, who has poor credit history. then, jen defaults on the loan. who will be held legally responsible by the finance company and why? select the best answer from the choices provided. a. barbara will be held legally responsible because she has a good credit history. b. jen will be held legally responsible because she drives the car. c. barbara will be held legally responsible because she is the co-signer. d. jen will be held legally responsible because she has a poor credit history. the answer is a