The length of a rectangular sign is 3 times it's width. if the signs perimeter is 32 inches what is it, s area

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?

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

Which expression gives the exact value of x?