The relationship between the cost, d, in dollars, of an ounce of Crystal Clear water and the number of ounces, n, purchased at the football stadium can be modeled by the proportional equation d= n.

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?

What is the perimeter of square abcd? units units 28 units 37 units

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c