The 'simple_interest' esh plugin
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The 'simple_interest' plugin calculates simple interest

usage:

simple_interest principal rate years

the rate should in decimal. e.g an interest rate of 5% yearly should be entered as '.05'

The output will we the amount of simple interest accrued on the principal amount
after the specified number of years with the given interest rate

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Created by Siraj Ali (alisiraj@vt.edu) and Neil Yavorski (neily1@vt.edu)
CS 3214 - Spring 2015