A community is served by two cab companies. Each company owns two cabs, and both share the market equally, with calls arriving at each company's dispatching office at the average rate of eight per hour. The average time per ride is 12 minutes. Calls arrive according to a Poisson distribution, and the ride time is exponential. The two companies have been bought by an investor and will be consolidated into a single dispatching office. Analyze the new owner's proposal