Rosa treated her sister to lunch while visiting her in Rockport. Their lunch costs $100, and the sales tax in Rockport is 11%. If Rosa left a 15% tip on the $100, how much in total did she pay?

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Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

Which of the following represents the factorization of the trinomial below? x^2+7x-30

‼️‼️‼️‼️‼️the pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is 440 f, find the pressure exerted when the temperature of the gas is 380°f. (show work)