At the of his one-year investment, Charles received $54,080, including interest and principal from a certain investment. If the investment paid an annual interest of 8 percent compounded semi-annually, which of the following is the amount of money that Charles originally invested?	Pick one:
A) $45,000
B) $50,000
C) $54,000
D) $59,000
E) $62,000
You are given that a certain investment gave you X $ after 1 year. So the original investment must be <x amount="" as="" can="" d-e="" make="" options="" original="" out="" rule="" the="" these="" thus="" will="" you=""> the interest+principle amount   Option C is very close to the amount after 1st year and 4% will definitely give you &gt;80$ in interests.   Now you only have 2 options left (A and B)   Per the question, let x be the original amount invested ---&gt; x(1.04)^2 </x>= 54080 .@NL This clearly shows that answer must be B.   ANSWER:$50,000
<result>B</result>
At the of his one-year investment, Charles received $54,080, including interest and principal from a certain investment. If the investment paid an annual interest of 8 percent compounded semi-annually, which of the following is the amount of money that Charles originally invested?