A solid has 14 faces and 12 vertices. How many edges does the solid have? A. 18 edges B. 20 edges C. 22 edges D. 24 edges

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81