Meg has a can that contains 80% of orange juice and the rest water. the can has 1 liter of water.
part a: write an equation in one variable that can be used to find the total number of liters of orange juice and water in the can. define the variable used in the equation. (5 points)
part b: how many liters of orange juice are present in the can? show your work.

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

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.

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with