Do assume if any additional data is required.

please mention what additinal knowledge is required. or any required info can be assumed.

A clinic is analyzing it operation to minimize the cost of doctors. There are two types of doctors: the GI doctor and otologist. An earlier demand analysis indicated that a typical day maybe divided into two periods. First period is from 8 am - 12 pm, during which there is a demand of 160 (patients). During this period the GI doctor can visit 8 patents per hour, and Otologist can visit 6 patients per hour. Next period is 12 pm - 4 pm, during which there is a demand of 120 (patients). During this period the GI doctor can visit 5 patients per hour and Otologist can visit 4 patients per hour. The GI doctor cost $500 per patient, and Otologist $400. Determine the number of doctors for each expertise to minimize the cost to the Clinic. a