In a certain calculus class, the ratio of the number of math majors to the number of students who are not math majors is

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by Gmat_mission » Fri Dec 10, 2021 11:41 am

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In a certain calculus class, the ratio of the number of math majors to the number of students who are not math majors is 2 to 5. If 2 more math majors were to enter the class, the ratio would be 1 to 2. How many students are in the class?

A. 10
B. 12
C. 21
D. 28
E. 35

Answer: D

Source: GMAT Paper Tests

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Source: Beat The GMAT — Problem Solving | Fri Dec 10, 2021 11:41 am

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