Explanation:
To calculate Marjorie's quarterly interest payments, we need to use the formula:
Quarterly interest payment = (par value x coupon rate) / number of payments per year
Since the bond pays interest quarterly, there are four payments per year. Substituting the given values into the formula, we get:
Quarterly interest payment = ($3,000 x 3.42%) / 4
Quarterly interest payment = ($3,000 x 0.0342) / 4
Quarterly interest payment = $85.50 / 4
Quarterly interest payment = $21.375
Therefore, Marjorie's quarterly interest payments will be $21.375.