WORTH 45 POINTS Jada has p pennies and n nickels that add up to more than 40 cents. She has fewer than 20 coins altogether.
Part 1. Write a system of inequalities that represents how many pennies and nickels
that Jada could have.
Part 2: Is it possible that Jada has each of the following combinations of coins? If so,
explain or show how you know. If not, state which constraint-the amount of money
or the number of coins-it does not meet.
a. 16 pennies and 2 nickels
b. 10 pennies and 8 nickels

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.