A $240 suit is marked down by 20%. Find the sale price.

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

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?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers