Sam will need to spend $600 each month for 12 years to pay off all installments.
For the stated question-
Total amount = $96,400
Remaining amount = $96,400 - $10,000 = $86,000.
monthly installments = $600
Thus,
Number of months = Remaining amount / monthly installments
Number of months = $86,000/ $600
Number of months = 144 months
Number of months = 144/12 = 12 years.
Thus, Sam will need to spend $600 each month for 12 years to pay off all the installments.
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