How much 60% of 50 is greater than 40% of 30?  Choose the correct choice from the following.
A) 18
B) 45
C) 74
D) 96
E) 32
Explanation:   (60/100) * 50 – (40/100) * 30   30 - 12= 
<gadget id="calculator">30 - 12</gadget>
<output>18</output>
18   18
<result>A</result>
How much 60% of 50 is greater than 40% of 30?