Corey earned $50 painting his neighbors garage and then he spent $15 of it on a new hat. what percent of his earnings did corey spend?

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?

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