The interest paid for the credit card purchase will be equal to $5.49
It is given that
Credit card purchase cost = $46. 92
Daily interest = 0.39%
Total interest for 30 days = [tex]0.39\times30=11.7[/tex]%
So the total interest paid will be given by
[tex]=\dfrac{11.7\times46.92}{100}=5.489[/tex]
Thus the interest paid for the credit card purchase will be equal to $5.49
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