A salesman makes a 10% commission on the selling price for each light switch he sells. If he sells 220 switches and the selling price of each switch is $6, what is his total commission? Choose the most appropriate option
A) 66 B) 88 C) 100 D) 120 E) 132
Commission per one switch: 6 * 0.10= 
<gadget id="calculator">6 * 0.10</gadget>
<output>0.6</output>
0.60   Total commission= total switches sold * commission per switch = 220 * 0.60= 
<gadget id="calculator">220 * 0.60</gadget>
<output>132</output>
132   Answer is 132.
<result>E</result>
A salesman makes a 10% commission on the selling price for each light switch he sells. If he sells 220 switches and the selling price of each switch is $6, what is his total commission?