What function is inverse of the exponential function y=(1.5)^x

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?

Who long does it take to drive 150 miles at 45 miles per hour

Given: prst square pmkd is a square pr = a, pd = a find the area of pmct.