Aformula for the relationship between weight and blood pressure in children is given by the formula below where P(x) is measured in millimeters of mercury and x is measured in pounds. Use the formula to answer the questions. P(x)= 19.3(4+ In x) 105x: 100 E) What is the rate of change of blood pressure with respect to weight at the 60-pound weight level? The rate of change at the 60-pound weight level is approximately |:| mmfpound. (Do not round until the final answer. Then round to the nearest hundredth as needed.)