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| rev | Admin | (Created page with "'''Solution: B''' The monthly interest rate is <math display = "block"> j = (1.08)^{1/12}-1 = 0.643\%. </math> Then, <math display = "block"> 20.000S_{\overline{3}|0.08}=X \ddot{s}_{\overline{252}|0.00643}\quad90,122.24=630.99X,\quad X=142.83. </math> {{soacopyright | 2023 }}") | Nov 18'23 at 23:42 | +281 |