What is the sum of all the composite numbers up to 12?
Select
A) 228 B) 28 C) 60 D) 49 E) 50
Explanation:   4 + 6 + 8 + 9 + 10 + 12= 
<gadget id="calculator">4 + 6 + 8 + 9 + 10 + 12</gadget>
<output>49</output>
49   Answer: 49
<result>D</result>
What is the sum of all the composite numbers up to 12?