A community is served by two cab companies. Each company owns two cabs and both share the market equally. Call arrives at each company’s dispatching office at the average rate of 8 per hour. The averate time per ride is 12 minutes. Calls arrive according to a Poisson distrubiton and the ride times are exponential. The two companies have been bought by an investor and will be consolidated into a single dispatchng office. Analyze the new company’s proposal.