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revAdmin (Created page with "'''Solution: E''' <math display = "block"> \begin{array}{l}{{P=C+(F r-C i)a_{\overline{n}|}}}\\ {{962.92=C+(0.04C-0.05C)a_{\overline{20} |0.05}}}\\ {{962.92=C+(-0.01C)12.46221}}\\ {{C=1100}}\end{array} </math> The discount is 1100 – 962.92 = 137.08 {{soacopyright | 2023 }}")Nov 19'23 at 19:30+278