Find the slope and y-intercept of

y= -6x

1: 4 if the wew 35 surfboards at the beach how many were short boards?

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

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