N is an integer
write down all the possible values of n

-2≤n<5

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

5x−4≥12 or 12x+5≤−4 can you with this problem

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