Question 1 • Financial Math
There are 3 × 4 = 12 quarterly payments, and the interest rate per quarter is 4.2% ÷ 4 = 1.05%, or 0.0105. For payments made at the end of each quarter, use the present value of an ordinary annuity: 1,635 × [1 − (1.0105)^−12] ÷ 0.0105 ≈ $18,344.05. The present value is choice C, $18,344.05.
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