Answer:
Her total cost will be 797,661.98
Explanation:
The total cost of the mortgage is simply the accumulated value of the loan amount, 105000 at the end of the 40 year term at an effective rate of interest of 5.2%. We incorporate the compound interest formula; A = P(1+r)^n; A = 105000(1+5.2/100)^40 = 797,661.98