In the Biotechnology class of 2000, there were Q graduates. 32 of the graduates found a job, 45 continued on to their second degree and 13 did both. If only 9 people didn't do both, What is Q equal to? Pick
A) 69.  B) 71.  C) 73.  D) 75.  E) 76.
Total = 32 +45 -13 +9= 
<gadget id="calculator">32 +45 -13 +9</gadget>
<output>73</output>
73 .... My first post on the forum... I hope I am correct   73. is correct choice.
<result>C</result>
In the Biotechnology class of 2000, there were Q graduates. 32 of the graduates found a job, 45 continued on to their second degree and 13 did both. If only 9 people didn't do both, What is Q equal to?