The equation of a=25w gives the area a (in square feet) of a rectangular dance floor with a width of w feet

This is so hard and it’s for a test

Which translation maps the vertex of the graph of the function f(x) = x2 onto the vertex of the function g(x) = x2 – 10x +2?

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%