Question: how to calculate percent growth rate apes?
Answer: Find the growth rate of the population in this city: Growth Rate = (1,500,000 - 800,000) / 800,000 * 100 = 700,000/800,000 * 100 = 87.5% Average Annual Growth Rate = 87.5% / 18 years = 4.86 % 16) Know the Rule of 70 to predict doubling time. Doubling time = 70 / annual growth rate (in %, not decimal!)