Work out the total savings.<br><br>
&bull; 3 two-dollar notes = 3 × \($2\) = \($6.00\)<br>
&bull; 4 fifty-cent coins = 4 × \($0.50\) = \($2.00\)<br>
&bull; Total savings = \($6.00 + $2.00 = $8.00\)<br><br>
Final Answer: D: \($8.00\)