GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Percentages - Explained

The video tutorial explains how to estimate the population growth of a city using a constant rate of 5.2% per year. Starting with a population of 1,560,000 in 2015, the tutorial demonstrates calculating the population for 2017 using compound interest. It further predicts when the population will reach 2 million, concluding it will be in 2020. The tutorial also discusses the impact of incorrect growth rate assumptions on predictions. The video concludes with a review of the questions and marks allocation.

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