At one time sea lions were depleting the stock of steelhead trout. one idea to scare sea lions away from the washington coast was to launch fake killer whales, which are predators of sea lions. the cost of making the first whale is $16,000 ($5,000 for materials and $11,000 for the mold). the mold can be reused to make additional whales, and so additional whales cost $5,000 ach. based on these numbers, the total cost of making two fake killer whales would be: $10,000. $11,000. $16,000. $21,000.

8. problems and applications q8there are four consumers willing to pay the following amounts for haircuts, and there are four haircutting businesses with the following costs: consumers' willingness to payyvette: $35cho: $15sean: $45bob: $25firms' costsfirm a: $40firm b: $20firm c: $10firm d: $30each firm has the capacity to produce only one haircut.for should be given.which businesses should cut hair? check all that apply.firm afirm bfirm cfirm dwhich consumers should have their hair cut? check all that apply.bobchoseanyvettethe maximum possible total surplus is