Corinna has $88. She wants to buy a $275 plane ticket. She will save up her earnings from working at the museum where she earns $17 per hour. Which inequality shows the number of hours, n, Corinna must work so that she has a total of at least $275?

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

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.