How do i round 8,831.25 to the nearest cubic unit? someone .

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Write an equation of a line in slope intercept form that is perpendicular to the line 2x -3y = 12 and passes through the point (2, 6).

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12