Is this work right? idk if i followed the pemdas right

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?

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?