Which is an example of a proportional relationship? question 3 options: the yogurt shop charges .30 per pound. the yogurt shop charges .30 per pound plus $1.00 for the cup. john ran 2 miles in 15 minutes then ran 3 miles in 20 minutes. the car travelled 40 mph for half an hour and then travelled 60 mph for 2 hours

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