If 2 inches on a map represents 75 miles how many does 8 inches represents

Plzzz asapppppp what is the inverse of f if f(x)=^3 sqrt x-5

Need asap. solve for the following inequality

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?