What is the nth term rule of the quadratic sequence below? − 5 , − 4 , − 1 , 4 , 11 , 20 , 31 , . .

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Nine more than four times a number is the same as one less than twice the number. find the number?

The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99