Quelpr

CAPE Environmental Science Unit 1 · 2005 · Paper 1 · Question 5(a)(ii)

The population size of a country in 1990 was 2 500 000. Table 1 shows changes in selected population parameters from 1991 to 1992.

Calculate the doubling time of the population.

This question uses a figure or table from the paper — you'll see it when you practise.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 5(a)(i)Calculate the percentage growth rate of the population.[4 marks]
  2. 5(b)In what year would the population size be approximately 5 000 000?[2 marks]

More practice: the rest of this paper · more Demographic Principles and Population Dynamics questions · all CAPE Environmental Science Unit 1 past papers