What is the structure of Lincoln Douglas debate? (who speaks and for how long) Tysm have a nice day! :)

Arival company manufactures fuel tanks for cars using a different production technique. the total weekly cost (in dollars) of producing x tanks is given by c(x) = 10000 +90x - 0.04x2 find the marginal cost at a production level of 500 fuel tanks per week to approximate the cost of the 501st unit (round to the nearest 2 decimal places, if needed)

On july 7, you purchased 500 shares of wagoneer, inc. stock for $21 a share. on august 1, you sold 200 shares of this stock for $28 a share. you sold an additional 100 shares on august 17 at a price of $25 a share. the company declared a $0.95 per share dividend on august 4 to holders of record as of wednesday, august 15. this dividend is payable on september 1. how much dividend income will you receive on september 1 as a result of your ownership of wagoneer stock

Which of the following best describes vertical integration? a. produce goods or services previously purchasedb. develop the ability to produce products that complement the original productc. develop the ability to produce the specified good more efficiently than befored. build long term partnerships with a few supplierse. sell products to a supplier or a distributor