
Apps and Models: Growth and Decay; Compound Interest (5-6)
Authored by Brett Gosnell
Mathematics
9th - 12th Grade
CCSS covered
Used 7+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Suppose that $10,000 is invested at an interest rate of 5.4% per year, compounded continuously. Find the exponential function that describes the amount in the account after time t, in years.
Tags
CCSS.HSF.LE.A.2
2.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Suppose that $10,000 is invested at an interest rate of 5.4% per year, compounded continuously. What is the balance after 2 years to the nearest cent?
(a)
3.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Suppose that $10,000 is invested at an interest rate of 5.4% per year, compounded continuously. What is the balance after 10 years to the nearest cent?
(a)
4.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Suppose that $10,000 is invested at an interest rate of 5.4% per year, compounded continuously. What is the doubling time to the nearest tenth?
(a)
Tags
CCSS.HSF.LE.A.4
5.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
A mummy discovered in the pyramid Khufu in Egypt has lost 46% of its carbon-14. Determine its age to the nearest year. The half-life of carbon-14 is 5750 years.
(a)
Tags
CCSS.HSF.LE.A.4
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