The volume of a cylinder with height h and radius r can be found using this formula v=pie sympal r^2h suppose the volume of a cylinder is 2155.13ft^3 and the height is twice the radious what is the radius of the cylinder. determine the radius rounded to the nearest whole foot

Describe a situation that you could represent with the inequality x< 17

If a is a nonzero real number then the reciprocal of a is

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables