Answer:
A. 11.4
Step-by-step explanation:
[tex]f(t) = P e^{rt}[/tex]
Data:
P = 7
r = 0.07
Calculation:
[tex]\begin{array}{rcl}f(t) & = &Pe^{rt}\\f(7)& = & 7 e^{(0.07 \times 7)}\\ & = & 7 e^{0.49}\\& \approx & 7 \times 1.632\\ & \approx & \mathbf{11.4}\\\end{array}[/tex]
