QUESTION 18 Bob, Paula and Sam invest $500 in a business. Bob invests 4000 more than Paul does and Paul invests 3000 more than Sam does. If the total profit was $70000, select the correct answer. Note that the profit is distributed proportionally based on the respective amount each invested. A The ratio of the westment of Bob, Paula and Sam is 11:15:10 B. The ratio of the investment of Bob, Paola and Sam is 12:17:21 The ratio of the investment of Bob. Paula and Sami 12:54 D. The profit of Paula was $23.00 QUESTION 19 Ify 5x=y for all positive integers (where represents an operation, not a percent), then (394)92- O Age 8.312 0 C310 D. QUESTION 20 The population of a town is 30000, increases 15 annually. Which of the following statements is true? A It will be 42320 in two years. It will be 42120 in three years. Co will be 36000 after one year Dit was be 68000 after one year