25 points! a hot bowl of soup cools according to newton's law of cooling. its temperature, t, (in degrees fahrenheit) at a time, t, is given by t(t)=66+131e^-0.05t, where t is given in minutes.

what should you plug in for time, t, to find the initial temperature, t, of the soup?

what's the initial temperature?

what was the temperature of the soup after 15 minutes?

how long after serving is the soup 120°f?

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.