{"blocks": [{"key": "7af5b93a", "text": "Scenario", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "08410685", "text": "Existing portfolio of 500,000 active credit-card customers with multiple revenue and cost streams.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "67839d88", "text": "Question", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "4ed5ec61", "text": "Given 500,000 active cards that each generate $79 annual fee, $2 other revenue per card per year, $15 interest revenue per card per month, and incur $5 fraud-prevention cost per card per month, calculate the portfolio’s annual profit.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "05497001", "text": "Hints", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "bd4e1141", "text": "Convert monthly figures to annual, sum revenues, subtract costs.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}], "entityMap": {}}