Equation for bacteria culture starting with 5000 cells, dying by 30% each year.
Flashcard 4--Standard Form/Exponential Growth and Decay

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•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
y=5000(0.7)x
2.
FLASHCARD QUESTION
Front
A population of fish starts at 8,000 and decreases by 6% per year. What is the population of fish after 10 years?
Back
4309
3.
FLASHCARD QUESTION
Front
Daniel’s Print Shop purchased a new printer for $35,000. Each year it depreciates at a rate of 5%. How much will the printer be worth in 8 years?
Back
$23,219.72
4.
FLASHCARD QUESTION
Front
Function with 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
Back
y = 15(1.35)x
5.
FLASHCARD QUESTION
Front
What is a, the initial value, for the function: f(x) = 300(1.16)x?
Back
300
6.
FLASHCARD QUESTION
Front
The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months?
Back
After 4 months, the population of mosquitoes will be approximately 9766.
7.
FLASHCARD QUESTION
Front
Function to determine monthly cell phone sales x months after January with 3.75% growth rate. Options: f(x) = 417(3.75)x, f(x) = 417(0.0375)x, f(x) = 417(1.0375)x, f(x) = 417(1.375)x
Back
f(x) = 417(1.0375)x
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