
Exponential Growth & Decay and Compound Interest
Authored by Holly Dickinson
Mathematics
9th - 12th Grade
CCSS covered
Used 99+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
An investment of $500 earns 3% interest compounded monthly. Find how many years it will take for the account to be $800.
15.95 years
15.69 years
15.90 years
15.72 years
Tags
CCSS.HSA.CED.A.1
CCSS.HSF.LE.A.4
CCSS.HSF.BF.B.5
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
How long will it take for the value of an initial investment of $1200 compounded continuously at a 5.6% interest rate to reach $2000.
9.57 years
9.04 years
9.12 years
.091 years
Tags
CCSS.HSF.LE.A.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An initial investment of $1000 is deposited in an account with a 1.2% interest rate, compounded quarterly. Find the value after 15 years.
$1045.96
$1196.89
$15180.81
$5891.60
Tags
CCSS.HSA.CED.A.1
CCSS.HSF.BF.A.1
CCSS.HSF.LE.A.1
CCSS.HSF.LE.A.2
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
An initial investment of $1000 is deposited in an account with a 1.2% interest rate, compounded annually. In how many years will the account reach $1500?
34.04 years
33.99 years
3.72 years
3.58 years
Tags
CCSS.HSF.LE.A.4
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
An initial investment of $800 is compounded continuously at a 2.5% interest rate. Find the value after 10 years.
$1027.22
$9746
$1024.07
$876.70
Tags
CCSS.HSA.CED.A.1
CCSS.HSF.BF.A.1
CCSS.HSF.LE.A.1
CCSS.HSF.LE.A.2
CCSS.HSF.LE.B.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The population of armadillos is increasing by 3.1% per year. The initial population is 4000 armadillos. Find the number of years it will take to reach 5000.
7.31 years
7.44 years
6.91 years
7.98 years
Tags
CCSS.HSF.LE.A.4
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The population of armadillos is increasing by 3.1% per year. The initial population is 4000 armadillos. Find the number of armadillos in 9 years
45447 armadillos
5265 armadillos
5219 armadillos
105758489 armadillos
Tags
CCSS.HSF-LE.A.1C
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