Real-World Population Growth & Decay Challenges for 8th Grade

Real-World Population Growth & Decay Challenges for 8th Grade

8th Grade

10 Qs

quiz-placeholder

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Real-World Population Growth & Decay Challenges for 8th Grade

Real-World Population Growth & Decay Challenges for 8th Grade

Assessment

Quiz

English, Mathematics

8th Grade

Hard

Created by

Anthony Clark

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A town's population is 10,000 and is growing at a rate of 5% per year. What will the population be in 3 years?

12000

11000

11576

10500

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A city has a population of 50,000 that is decreasing by 2% each year. What will the population be after 4 years?

45000

48000

50000

46118

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A wildlife reserve has 200 deer, and the population is increasing by 10% annually. How many deer will there be in 5 years?

250

322

280

400

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A bacteria culture starts with 1,000 bacteria and doubles every hour. How many bacteria will there be after 6 hours?

128000

50000

64000

32000

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A town's population graph shows a steady increase from 15,000 to 20,000 over 5 years. What is the average annual growth rate?

6.67%

10%

5%

8%

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A city experiences a population decline from 80,000 to 60,000 over 10 years. What is the average annual decay rate?

2000

3000

1500

2500

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A fish population in a lake is currently 5,000 and is expected to decrease by 15% each year due to overfishing. How many fish will be left after 2 years?

4500

5000

3000

3612

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