How many times does 100 go into 420

The amount of energy it takes to lift a box might be a function of which of the following

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?

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year