13. (24.6L, GH) The time, t, to prepare a field for planting is inversely proportional to the number of people, p,
who are working. A large field can be prepared by 5
workers in 24 days. In order to finish the field
sooner, the farmer plans to hire additional workers.
Write the equation and find how many workers are
needed to finish the field in 15 days.

The federal reserve controls certain interest rates in the united states. investors often try to speculate as to whether the federal reserve will raise or lower rates and by how much. suppose a company conducts extensive interviews with financial analysts, and as a result, predicts that "thefed" will increase rates by an average of 0.25 percentage points every six months for the forseeable future. which type of equation could be used to model the predicted interest rates over the next several years, assuming no other significant changes? a) a linear equation b) a quadratic equation c) a polynomial equation d) an exponential equation