A hospital in a town has one dialysis machine that can run for 30 hours per week. As the boss of the hospital, you must decide who gets the treatment.  

There are a number of patients who require treatment and their needs are given below.

Patient A: 6 year old child who needs 10 hours per week. They are awaiting a kidney transplant which is expected to occur in one year.

Patient B: A 55 year old man who needs 5 hours per week. He is married with grown up children.

Patient C: A 3 year old child who will need dialysis indefinitely. Currently needs 4 hours per week.

Patient D: 78 year old female, 4 hours per week.

Patient E: 7 year old child, has three brothers and sisters, 4 hours per week.

Patient F: 8 year old child, no brothers and sisters, 5 hours per week.

Patient G: 30 year old female, two young children, 6 hours per week.

Patient H: 30 year old male, two young children, 5 hours per week.

Patient I: 30 year old male, no children, 4 hours per week.

Patient J: 45 year old man with no children. Needs 6 hours per week but has a brother who will donate a kidney. This will take place in six months’ time.

Patient K: A 65 year old man who requires 10 hours per week. As he has quite wealthy, he has promised to buy another dialysis machine for the hospital if he is still alive in one year’s time.

how you will allocate the 30 hours,in order of preference using economics?