One eighth of the brass instruments are tubas. if there are 240 instruments in the band, how many are tubas

Do 12/14 and 8/10 have the same value? explain your answer.

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?

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9