Sixty percent of the members of a swim club have passed the lifesaving test. Among the members who have not passed the test, 12 have taken the preparatory course and 30 have not taken the course. How many members are there in the swim club? Select:
A) 60 B) 80 C) 100 D) 120 E) 140
60% of the members have passed the test, thus 30% have not passed the test.   We also know that 30+12= 
<gadget id="calculator">30+12</gadget>
<output>42</output>
42 members have not passed the test, thus 0.3*Total=42 --&gt; Total=140.   Answer: 140.
<result>E</result>
Sixty percent of the members of a swim club have passed the lifesaving test. Among the members who have not passed the test, 12 have taken the preparatory course and 30 have not taken the course. How many members are there in the swim club?