Simplify the sum or difference of square root 5+6 square root 5

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

What is the result of the following division?

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?