This made-up age chart gives shares (%): ages 0-14: 35, ages 15-64: 55, ages 65+: 10. Which statement matches it?
Which three directly change a country's population size?
People moving between countries change the total number of people on Earth.
Circle one: True False
A country expects its number of older adults to rise. Which plan addresses needs that may grow?
A country has many school-age children. Which plan best matches their needs now and when they become adults?
Birth rates often fall alongside rising incomes and schooling. Which is one possible reason?
In a made-up country, the share aged 65+ rises over several decades. Survival to older ages is unchanged, migration is negligible and births fall. Which explanation best fits?
Countries A and B each have 1,000 residents and 100 school places. A has 300 school-age children; B has 150. Each child needs one place. Which country needs to add more places?