Helllp me please i suck at this

It says factor each expression completely 8y+48

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

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup