At the city museum, child admission is $5.60 and adult admission is $9.50 . on friday, 149 tickets were sold for a total sales of $1084.00 . how many adult tickets were sold that day?

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

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?