Given data:
The given checks are $342.40 and $272.30.
The given cash are 3 quarters, 6 dimes, and 3 nickels.
The given cash is,
[tex]\begin{gathered} C=3(0.25)+6(0.10)+3(0.05) \\ =1.5 \end{gathered}[/tex]The final amount is,
[tex]\begin{gathered} F=342.40+272.30+1.5-75 \\ =541.20 \end{gathered}[/tex]Thus, the final cost is $541.20, so the third option is correct.