Solve a through d given the following table. Show steps for completion.

Cooper Section 8.1 #3 Time (hrs) O H N Alcohol (mg) The table above shows how much alcohol is in the blood of a rat during a period of 4 hours. On average, how during the following time periods a. From t = 2 to t = 4, the average decrease is mg/hour b. From t = 2 to t = 3, the average decrease is mg/hour c. From t = 2 to t = 2.5, the average decrease is mg/hour d. During which half hour period was the rate of decrease fastest? The half hour period starting at t = Online Math Lab resources for this problem: . Rate of Change . Word Problems