A bank offered  .05% interest on checking accounts reinvested monthly.  A- Find the associated exponential model of a $5000 deposit after t years. B- How much would the deposit be worth after 30 months?

College Algebra
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ISBN:9781938168383
Author:Jay Abramson
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Chapter6: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 4PT: An investment account was opened with aninitial deposit of 9,600 and earns 7.4 interest,compounded...
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A bank offered  .05% interest on checking accounts reinvested monthly. 

A- Find the associated exponential model of a $5000 deposit after t years.

B- How much would the deposit be worth after 30 months? 

Expert Solution
Step 1

Consider the given information,

 

Rate is 0.04% monthly and principal amount is $5000.

 

Now, use the compound interest formula,

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