1. Hannah sells advertising space for a magazine. She is paid a weekly wage, plus commission on spaces that she sells.
The equation £ = 6s + 380 represents Hannah's earnings, E dollars, in a week that she sells s
advertising spaces.
How many advertising spaces did Hannah sell in a week that she earned $530?​

Autility company burns coal to generate electricity. the cost c(p), (in dollars) of removing p percent of the some stack pollutants is given by c(p)= 85000p/100-p a) find the cost to remove 30% of the pollutant b) find where the function is undefined

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

The reflexive property of congruence lets you say that ∠pqr ≅