Admission Tests Related Exams
GMAT Exam
Of the 45 households in a certain neighborhood, 28 subscribe to Newspaper Q, 17 subscribe to Newspaper R, 12 subscribe to Newspaper S, 7 subscribe to both Q and R, 8 subscribe to both Q and 5, and 9 subscribe to both R and 5. The number of households who subscribe to all three newspapers is equal to the number of households who subscribe to none of the three newspapers. If 39 of the households subscribe to at least one of the three newspapers, how many households subscribe to only one of the newspapers?
If x ≠ 0, for which of the following sets of numbers is the average (arithmetic mean) equal to the median?

As a trained medical doctor and a novelist, playwright, and essayist by vocation, Afro-Colombian Manuel Zapata Olivella abandoned the practice of medicine to pursue his
literary career.