Who must make the determination to cancel an invitation for bids after bid opening? a. contracting officerb. chief of the contracting officec. head of the contracting activityd. agency head

Herman is covered by a cafeteria plan by his employer. his adjusted gross income (agi) is $100,000. he paid unreimbursed medical premiums in the amount of $10,500 and he itemizes deductions. what amount will herman be able to deduct for his medical insurance premium expenses?

Maldonia has a comparative advantage in the production of , while lamponia has a comparative advantage in the production of . suppose that maldonia and lamponia specialize in the production of the goods in which each has a comparative advantage. after specialization, the two countries can produce a total of million pounds of lemons and million pounds of coffee.

Atoy manufacturer makes its own wind-up motors, which are then put into its toys. while the toy manufacturing process is continuous, the motors are intermittent flow. data on the manufacture of the motors appears below. annual demand (d) = 50,000 units daily subassembly production rate = 1,000setup cost (s) = $85 per batch daily subassembly usage rate = 200carrying cost = $.20 per unit per year(a) to minimize cost, how large should each batch of subassemblies be? (b) approximately how many days are required to produce a batch? (c) how long is a complete cycle? (d) what is the average inventory for this problem? (e) what is the total annual inventory cost (holding plus setup) of the optimal behavior in this problem?