If (x^3+y^6) is positive, which of the following must be true? (GMAT Quants)

If (x^3+y^6) is positive, which of the following must be true? A) x is positive B) y is positive C) x^3

SOP, LORs, Assistantship letters, Scholarship Request Essays, Resume

If anyone's looking for help in drafting or editing their SOP, LORs, Assistantship letters, Scholarship Request Essays,

Positive integer y is 50 percent of... (GMAT Quants)

Positive integer y is 50 percent of 50 percent of positive integer x, and y per cent of x equals 100. What is the value

Daily GMAT Pop Quiz - Hard Grade

A marketing firm determined that, of 225 households surveyed, 25 used neither Brand A nor Brand B soap, 50 used only Bra