Human Geography

Use this for “A country of 500,000 had 6,000 births and 4,000 deaths. Find CBR, CDR and RNI, and its doubling time.”

Use this for “A city of 1,000,000 grows 2 % a year. How many people will it have in 20 years, and when will it double?”

Use this for “City A has 1,000,000 people 100 km away; city B has 4,000,000 people 300 km away. Which draws more migrants?”

Use this for “A country has 2.4 million people under 15, 6 million aged 15–64 and 1.2 million aged 65 and over. What is its dependency ratio?”

Use this for “Which stage of the demographic transition is this country in, and what comes next?”

Use this for “A city’s centre has 20,000 people per km² and a density gradient of 0.2 per km. How dense is it 10 km out?”

Use this for “A city grew from 1,200,000 to 3,000,000 people in 25 years. What was its yearly growth rate, and how fast does it double?”

Use this for “A city’s richest neighbourhoods run in a wedge along the lakeshore. Which urban model does that fit?”

Use this for “Wheat yields 4 t a hectare, sells for $200 a tonne, costs $120 a tonne to grow and $0.50 a tonne per km to haul. What rent does land 100 km out earn?”

Use this for “Smelting 1 t of copper takes 5 t of ore. The mine is 300 km from the market and freight is $0.10 a tonne-km. Build at the mine or the market?”

Use this for “Is a truck driver, a steel worker or a software designer in the primary, secondary, tertiary or quaternary sector?”

Use this for “A country speaks four languages: 50 %, 30 %, 15 % and 5 % of people. What is its diversity index?”

Use this for “A voting district has area 1,000 km² and perimeter 200 km. How compact is it?”