Arianna needs to order some new supplies for the restaurant where she works. The restaurant needs at least 489 knives. There are currently 249
knives. If each set on sale contains 10 knives, use the drop-down menu below
to write an inequality representing s, the number of sets of knives Arianna
should buy.

Can you answer my question? will mark brainiest!

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.