Find the number of different meals of 4 items that you can get from the given menu of 6 items and no need to choose different items. Choose one: A) 120 B) 126 C) 5040 D) 15 E) 18
total item : 6   we can select : 4   thus -&gt; 6C4 which = 6C2   :: 6*5/ 2*1= 
<gadget id="calculator">6*5/ 2*1</gadget>
<output>15</output>
15   ANSWER:15
<result>D</result>
Find the number of different meals of 4 items that you can get from the given menu of 6 items and no need to choose different items.