Sam is earning money by mowing lawns, while his friend Will is getting paid to tutor. Sam's money can be represented by the func
2 answers:
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The formula for an arithmetic sequence is as follows:
In this formula, represents the
th term of the sequence and
represents the common difference between each term.
Plug in the known values.
Subtract.
Multiply.
Add.
Answer: <em>time = 55.48 years</em>
Explanation:
Given:
Principal amount = $10000
Interest rate = 2% p.a
Amount = $30000
We can evaluate the time taken using the following formula:
Solving the above equation, we get
Now taking log on both sides, we get;
<em>time = 55.48 years</em>