Norachai ran 9.7 miles less than perry last week. norachai ran 13.8 miles. how many miles did perry run

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%

Find the least common denominator for thesetvo rational expressions. n^2/n^2+4n+4 -3/n^2+7n+10

Find the dimensions of the circle. area = 64π in.² r= in.