Harold wants to get at least a grade of 81 in his math class. his grade will be the average of two test scores. he got a 75 in the first test. let x be his score on the second test.

Me because some of question i don’t understand

100 points, hi, i’m not sure how to get the equation from the graph and table.

Astudent survey asked: "how tall are you (in inches)? " here's the data: 67, 72, 73, 60, 65, 86, 72, 69, 74 give the five number summary. a. median: 73, mean: 70.89, iqr: 5, min: 60, max: 74 b. 60, 66, 72, 73.5, 86 c. 60, 67, 72, 73, 74 d. 0, 60, 70, 89, 74, 100