Tiffany pays $40 for 160 minutes of talk time on her cell phone. how many minutes of talk time does she get per dollar?

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?

To convert celsius temperatures to fahrenheit, you can use the expression (c + 32). tom says that another way to write this expression is c + 32. what error did tom make?