solution

Teleport company is a monopolist offering telephone service in the local market of one city. They were able to identify two market segments with demand as D_{1} = 120 – 2P_{1} for senior people with age 65 and older and D_{2} = 180 – 8P_{2} for people less than 65 years old. The cost of providing service for one customer is $10. If one single price is charged,

If one single price is charged, what is the price to maximize the profit ?

If one single price is charged, what is the largest profit if the company charges the optimal price?

If the company charges different price for each segment , what is the price to maximize the profit in the market of the senior people?

If the company charges different price for each segment , what is the the largest profit in the market of the senior people with the optimal price charged?

If the company charges different price for each segment, what is the price to maximize the profit in the market of the people less than 65 years old ?

If the company charges different price for each segment , what is the the largest profit in the market of the people less than 65 years old with the optimal price charged?