The distance between two cities is ninety miles, and a woman drives from one city to the other at a rate of 45 mph. at what rate must she return if the total travel time is three hours and forty minutes?

The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

Describe the end behavior of the function below. f(x)=(2/3)^x-2 a. as x increases, f(x) approaches infinity. b. as x decreases, f(x) approaches 2. c. as x increases, f(x) approaches -2. d. as x decreases, f(x) approaches negative infinity.