In a sample of college students, 40 percent are thirdyear students and 70 percent are not secondyear students. What fraction of those students who are not thirdyear students are secondyear students?
(A) 3/4
(B) 2/3
(C) 4/7
(D) 1/2
(E) 3/7
Answer: D
Source: GMAT Paper Tests
In a sample of college students, 40 percent are thirdyear students and 70 percent are not secondyear students. What
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I think option E is correct but I am not so sure and I think you should make a calculation to find the correct answer. You can get some relevant answers from https://www.assignmenthelper.com.au/ass ... melbourne/ if you are confused about solving this equation.