GMAT Practice Question Set #47 (Question 139-141)

Problem Solving Question #140: Class Assignments  
Time 0 0 : 0 0 : 0 0

Of the 50 high school students, 40 percent will be assigned to math class and remaining
60 percent to reading class. However 70% of the high school students prefer to be
assigned to math class and 30% prefer to be assigned to reading class.

What is the highest number of high school students who will not be assigned to the class
they prefer?











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