Dominic is looking to buy a cell phone and is comparing cellular plans. Company A charges a $175 start-up fee and $75 per month for service. Company B does not have a start-up fee, but it charges $97 per month. Use the inequality 175+75mm<97 to find how many months it will take before the average monthly cost of Company A is less than Company B. Enter your answer as a number, like this: 42