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Is each relationship proportional? If yes state the unit rate

Which of the greatest common gcf of 32 and 48 a 16 b 96 c 8 d 32

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?

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package