Sales figures show that your company sold 1,900 pen sets each week when they were priced at $2 per pen set and 1,600 pen sets when they were priced at $4 per pen set. Find the linear demand function for your pen sets. Let q be the number of pen sets sold each week at a price of $p per pen set. Then q is a linear function of p, q = mp + b. What is the slope of this function? Enter only a number; do not include units with your answer. -150 Question 2 4 pts Continuing with the previous problem what will be the demand if the company gives the pen sets away? Give a numerical answer only; do not include units with your