Hank's speedometer reads 60 miles per hour, but PLEASE SHOW UR WORK during a road test he finds that he was
actually driving 50 miles per hour. What is the percent error in Hank's speedometer?
Show your work.

Someone me! if you’re smart you can solve this!

What is the solution to the division problem below x3+x2-11x+4/x+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?