If a person walks 1/2 mile in each 1/4 hour, compute the unit rate as the complex fraction miles per hour

Afudge recipe calls for 1/2 cup of cocoa if only 1/2 of the recipe is made to how much cocoa should you use

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Which graph represents the parent function of y=(x+2)(x-2)