Exponential Growth & Decay: Half-Life & Doubling Time Quiz

Exponential Growth & Decay: Half-Life & Doubling Time Quiz

10th Grade

10 Qs

quiz-placeholder

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Exponential Growth & Decay: Half-Life & Doubling Time Quiz

Exponential Growth & Decay: Half-Life & Doubling Time Quiz

Assessment

Quiz

English, Mathematics

10th Grade

Hard

Created by

Anthony Clark

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A radioactive substance has a half-life of 5 years. If you start with 80 grams, how much will remain after 15 years?

40 grams

5 grams

20 grams

10 grams

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A population of bacteria doubles every 3 hours. If you start with 500 bacteria, how many will there be after 12 hours?

8000

1000

16000

4000

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A certain type of tree grows at a rate of 10% per year. If the tree is currently 2 meters tall, how tall will it be in 5 years?

2.5 meters

4.0 meters

5.0 meters

3.22 meters

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A car's value decreases by 20% each year. If the car is worth $20,000 now, what will its value be after 3 years?

$15,000

$8,000

$10,240

$12,500

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A culture of yeast doubles in size every 4 hours. If you have 250 grams of yeast, how much will you have after 16 hours?

500 grams

1000 grams

2000 grams

4000 grams

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A certain medication has a half-life of 8 hours. If a patient takes 200 mg, how much of the medication will be in their system after 24 hours?

25 mg

50 mg

100 mg

10 mg

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A bank account earns 5% interest compounded annually. If you deposit $1,000, how much will you have after 10 years?

1500.00

1200.50

2000.00

1628.89

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