A4,000.00 principal earns 5% interest, compounded annually. after 4 years, what is the balance in the account?
a. 500,000.00
b. 4,862.03
c. 4,600.00
d. 20,250.00

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

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25

The number 72 lies between what perfect squares