Two people at the opposite ends of a bridge see a boat under the bridge

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?

Multiplying fractions by whole number 5 x 1/3=?

Roderick wants to draw a circle for which the numerical value of the circumference is greater than the value of the area. which lengths could he use for the radius? check all that apply