At the end of 2010, four pairs of red wolves, an endangered species, were reintroduced to the wild on the Alligator River National Wildlife Refuge in North Carolina. If the population of red wolves in the refuge increased at the rate of 12 percent each year, how many more red wolves existed in the refuge at the end of 2014 than were introduced in 2010?

The ACT Mathematics Test contains 60 questions to be answered in 60 minutes.  The hardest ACT math questions (the last 10 to 15 questions) fall into two types: advanced concepts and complex questions. Advanced concepts questions cover what you learn in precalculus and trigonometry. FYI: Students that get into Harvard College have an ACT score of 34–36.