Social & Preventive Medicine The population of community X has 30% below 15years of age and 10% over 65years of age. Dependency ratio of community X is A 3% B 20% C 40% D 66.60% 💡 Explanation The population of community X has 30% below 15years of age and 10% over 65years of age. Dependency ratio of community X is ✓ Correct Answer: D. 66.60%