APES Population Math

Worldwide there were 20 births and 8 deaths per 1000 people in 2017. Calculate the growth rate of the world.

• 1.1%
• 2.8%
• 1.2%
• 1.6%

The tiny country of Fremont has a net immigration of 3 per 1,000, a crude birth rate of 9 per 1,000, and a crude death rate of 11 per 1,000.  What is the growth rate (r) for this country?

• 1.0%
• 10%
• .01%
• .1%

The small town of West Fremont has a population of 50,000.  If the growth rate of West Fremont is 2%, then how long will it take for the population of West Fremont to double?

• 70 years
• 7 years
• 35 years
• 3.5 years

Tags

NGSS.HS-LS2-1

NGSS.HS-LS2-2

North Fremont’s population growth rate is 5%.  What is the doubling time for North Fremont?

• 1.4 years
• 14 years
• 140 years
• 35 years

New Fremont had a CBR of 12 in 2016 and a CDR 9. What is the rate of growth of New Fremont?

• 1.5%
• 15 years
• 3%
• .3%

New Fremont had a CBR of 12 in 2016 and a CDR 9. If the current population of New Fremont is 150,000, approximately how long will it take the country to double its population using the current growth rate?

• 233 years
• 116 years
• 58 years
• 36 years

Tags

NGSS.HS-LS2-2

Central Fremont has a crude birth rate of 24 and a crude death rate of 8.  What is the natural annual increase of Central Fremont?

• 16%
• .16%
• 1.6%
• 44 years

If Central Fremont has a growth rate of 1.6%,  approximately how long will it take the town’s population of 35,000 to double?

• 5 years
• .4 years
• 44 years
• 22 years

Tags

NGSS.HS-LS2-2

In 2016, the crude birth rate in Lower Fremont was 25 and the crude death rate was 11.  If the population was 15,000 in 2016, and the population growth rate remains constant, when will the population reach 30,000?

• 2056
• 2066
• 2046
• 2036

Tags

NGSS.HS-LS2-2

In 2016, East Fremont had a population of 10 million people, a birth rate of 7.2%, and a death rate of 2.2%. If the birth and death rates remain constant, in what year will the population will be close to 40 million people?

• 2034
• 2032
• 2044
• 2064

Tags

NGSS.HS-LS2-2