Search Header Logo

Real Life Exponential Functions

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Real Life Exponential Functions
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.

y=5000(1 - 0.30)x

y=30(5000)x

y=5000(1 + 0.30)x

y=5000xx

Tags

CCSS.HSF.LE.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A population of fish starts at 8,000 and decreases by 6% per year. What is the population of fish after 10 years?

14327

4309

839

7680

Tags

CCSS.HSF-LE.A.1C

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

y = 15(35)x

y = 15(1.35)x

y = 15(0.35)x

y = 35(1.15)x

Tags

CCSS.HSF.LE.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The expression 12(1.015)t models the population of elephants in a wildlife refuge after t years since 1975.
What does the value 1.015 represent?

The number of elephants was 1,015 in 1975.

The number of elephants increases by 1.5% each year.

The number of elephants increases by 101.5% each year.

The number of elephants is multiplied by 1.015 each year.

Tags

CCSS.HSF.LE.B.5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which function best models the number of game consoles sold in millions x years since 2009?

g(x)=0.6(25.5)^x

g(X)=25.5(0.6)^x

g(x)=6.12(25.5)^x

g(x)=25.5(6.12)^x

Tags

CCSS.HSF.LE.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If a quantity doubles every 3 days, which function models this situation?

Tags

CCSS.HSF.LE.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the following exponential functions best models the cooling of the hot chocolate?

Tags

CCSS.HSF.LE.A.2

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?