A population with 20%, 10%, 70% of young and old dependents and labor force, the growth rate was 0.5%, 6% and 1% respectively, what is the young, old, and total dependent ratio now? What is the growth rate of the population and the three ratios twenty five years later? Continuous growth model: Yt+h=Yt*exp(rh) Dependency ratio = dependents (%) / labor force (%)