A lamp post 15 feet high casts a shadow that is 12 feet long. At the same time a
stop sign 10 feet high casts a shadow how
many feet long?

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

Will mark brainlist what is the slope of the line passing through the points (-2, -8) and (-3,-9)? -7/5-5/71-1

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