What is the annual interest rate for an investment account modeled by the function y=2000 • 1.25t?

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Is the power produced directly proportional to the wind speed, give reasons for your answer?