A circular ink spot has a circumference of 25.12 mm. A minute later it has a circumference of 75.63 milliliters. Estimate the diameter of the ink spot each minute. ( PLEASE EXPLAIN THE PROCESS I REALLY DONT GET IT)

Which one is true about the hexagons ?

Which function represents the sequence? f(n)=n+3 f(n)=7n−4 f(n)=3n+7 f(n)=n+7

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