The formula for the area of a rectangle is a=lw , where a is the area, l is the length, and w is the width . a rectangular garden has a length of 10 ft. its width is 6 ft less than its length. what is the area of the garden? 14 ft² 16 ft² 40 ft² 60 ft²

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