The difference of a number x and 3 is at most -2

Which statement about perfect cubes is true

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.