Frank purchases a 1920 penny worth $50, and George purchases a 1980 penny valued at $20. The table shows the value of Frank's penny, F(x), and the value of George's penny, G(x) after x years. Which statement is TRUE about F(x) and G(x)?
A) F(x) is an exponential function, and G(x) is a linear function.
B) F(x) is a linear function, and G(x) is an exponential function.
C) Both F(x) and G(x) are exponential functions.
D) Both F(x) and G(x) are linear functions.
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If the value of each penny continues as shown, how much more will George's penny be worth than Frank's at the end of year 7? (nearest dollar)
A) $340
B) $117
C) $91
D) $76