You have to pay 29 a month until you reach 850 how many months will that take. Let m be the number of months. We set up the inequality: 29m > = 850 <-- We want to know when we meet or exceed 850, so we use greater than or equal to Type this inequality into our search engine, and we get: m >= 29.31 We round up to the next integer month, to get m = 30.