Question: Sally is hosting an Internet auction to sell n widgets. She receives m bids, each of the form I want k i widgets for d

Sally is hosting an Internet auction to sell n widgets. She receives m bids, each of the form “I want k_i widgets for d_i dollars,” for i = 1, 2,...,m. Characterize her optimization problem as a knapsack problem. Under what conditions is this a 0-1 versus fractional problem?

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