Of 30 applicants for a job, 9 had at least 4 years' experience, 18 had degrees, and 3 had less than 4 years' experience and did not have a degree.How many of the applicants had at least 4 years' experience and a degree?	Select:  A) 14  B) 10  C) 9  D) 7  E) 5
B. 10   30 - 3= 
<gadget id="calculator">30 - 3</gadget>
<output>27</output>
27   27 - 9 - 18= -10   Then 5 are in the intersection between 4 years experience and degree.   Answer 10
<result>B</result>
Of 30 applicants for a job, 9 had at least 4 years' experience, 18 had degrees, and 3 had less than 4 years' experience and did not have a degree.How many of the applicants had at least 4 years' experience and a degree?