Which equation is represented by the line PQ?

What value of x is in the solution set of –5x – 15 > 10 + 20x?

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

E. which of the following is not a possible probability? a. 25/100 b. 1.25 c. 1 d. 0