The average of three numbers is 29. The average of two of these numbers is 38. What is the third number?	Choose the correct choice from the following answers:
A) 10  B) 14  C) 11  D) 17  E) 19
11   11   3 numbers 29 x 3 = 87 total   2 numbers 38 x 2 = 76 total   The third number must therefore be   87 - 76= 
<gadget id="calculator">  87 - 76</gadget>
<output>11</output>
11.
<result>C</result>
The average of three numbers is 29. The average of two of these numbers is 38. What is the third number?