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  1. DAT Destroyer

    DAT DAT Quantitative Comparison Challenge | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    Many students overcomplicate quantitative comparison questions and miss the key relationship. Try this DAT Quantitative Comparison Challenge before looking at the answer slide. Many students overcomplicate quantitative comparison questions and miss the key relationship. What answer did...
  2. DAT Destroyer

    DAT DAT Heart Rate Percentage Change Challenge | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    A percentage increase followed by a percentage decrease does not necessarily cancel out. Can you solve this DAT Quantitative Reasoning problem before viewing the answer on the second slide? Many students incorrectly assume that a 50% increase followed by a 30% decrease results in a 20%...
  3. DAT Destroyer

    DAT DAT QR Challenge: Seating Arrangements | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    Can you solve this problem before going to Slide 2? Many students correctly calculate the restricted arrangements in this classic DAT permutation problem but miss what the question is actually asking. The key is to determine the difference between the unrestricted and restricted seating...