It takes mara 50 minutes to walk to her friends house 1 2/3 miles away. what is her walking pace in miles per hour?

What are “like terms”? why can we only add like terms?

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?