1.The least common multiple of 2 positive integer's 144.The

1.The least common multiple of 2 positive integer's 144.The greatest common divisior is 2.Nether integer is 2.Find both integer.
2.A store owner sold a vaccum cleaner for 40% off its marked price.The profit was 50% of its cost.What is the ratio of the marked price to cost?
求翻译和解答.