Using the rule of 72 , approximate the following amount: If the value of land is increasing at a rate of 9% how long will it take the property value to double? 10 years 6 years 8 years None of the above Question 7 5 pts What is the size of an emergency fund by amount of monthly income saved recommended by financial planners and the book? 3 months 12 months 24 months None of the above