A cell phone company has a fixed cost of $1, 750,000 per month and a variable cost of $ 15.00 per month per subscriber. The company charges $40 per month for its cell phone customers. a) How many customers does the company need to start making money? b) If the company currently has 75000 customers and proposes to raise its monthly charge from $40 to $50 and anticipates an increase of its variable cost per customer per month to $17 but at the same time will lose 15000 subscribers, will it the company be profitable