Tien Chou’s tax return for last year shows a total tax of $8,278. Tien’s employer withheld $8,450 from her wages during the year. What refund should Tien receive?

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?

Find the value of the variable and the length of each secant segment.

Set up and solve a proportion for the following application problem. if 55 pounds of grass seed cover 404 square feet, how many pounds are needed for 7272 square feet?